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Finding the Fourth Proportional to 59,438.92, 82,034.11 and 36,785.21

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Solution

The fourth proportional to 59,438.92, 82,034.11 and 36,785.21 is: 50,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,438.92 : 82,034.11 = 36,785.21 : x
  2. Step 2: Convert to fraction form
    59,438.92/82,034.11 = 36,785.21/x
  3. Step 3: Cross multiply
    59,438.92x = 82,034.11 × 36,785.21
  4. Step 4: Simplify right side
    59,438.92x = 3,017,641,963.51
  5. Step 5: Solve for x
    x = 3,017,641,963.51/59,438.92
  6. Step 6: Final answer
    x = 50,768.79

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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.