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Finding the Fourth Proportional to 59,095.40, 88,643.10 and 39,309.80

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Solution

The fourth proportional to 59,095.40, 88,643.10 and 39,309.80 is: 58,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,095.40 : 88,643.10 = 39,309.80 : x
  2. Step 2: Convert to fraction form
    59,095.40/88,643.10 = 39,309.80/x
  3. Step 3: Cross multiply
    59,095.40x = 88,643.10 × 39,309.80
  4. Step 4: Simplify right side
    59,095.40x = 3,484,542,532.38
  5. Step 5: Solve for x
    x = 3,484,542,532.38/59,095.40
  6. Step 6: Final answer
    x = 58,964.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.