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Finding the Fourth Proportional to 59,258.70, 81,784.62 and 33,774.21

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Solution

The fourth proportional to 59,258.70, 81,784.62 and 33,774.21 is: 46,612.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,258.70 : 81,784.62 = 33,774.21 : x
  2. Step 2: Convert to fraction form
    59,258.70/81,784.62 = 33,774.21/x
  3. Step 3: Cross multiply
    59,258.70x = 81,784.62 × 33,774.21
  4. Step 4: Simplify right side
    59,258.70x = 2,762,210,930.65
  5. Step 5: Solve for x
    x = 2,762,210,930.65/59,258.70
  6. Step 6: Final answer
    x = 46,612.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.