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Finding the Fourth Proportional to 62,959.70, 94,220.85 and 57,710.90

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Solution

The fourth proportional to 62,959.70, 94,220.85 and 57,710.90 is: 86,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,959.70 : 94,220.85 = 57,710.90 : x
  2. Step 2: Convert to fraction form
    62,959.70/94,220.85 = 57,710.90/x
  3. Step 3: Cross multiply
    62,959.70x = 94,220.85 × 57,710.90
  4. Step 4: Simplify right side
    62,959.70x = 5,437,570,052.27
  5. Step 5: Solve for x
    x = 5,437,570,052.27/62,959.70
  6. Step 6: Final answer
    x = 86,365.88

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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.