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Finding the Fourth Proportional to 95,574.60, 143,313.30 and 56,143.80

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Solution

The fourth proportional to 95,574.60, 143,313.30 and 56,143.80 is: 84,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,574.60 : 143,313.30 = 56,143.80 : x
  2. Step 2: Convert to fraction form
    95,574.60/143,313.30 = 56,143.80/x
  3. Step 3: Cross multiply
    95,574.60x = 143,313.30 × 56,143.80
  4. Step 4: Simplify right side
    95,574.60x = 8,046,153,252.54
  5. Step 5: Solve for x
    x = 8,046,153,252.54/95,574.60
  6. Step 6: Final answer
    x = 84,187.15

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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.