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Finding the Fourth Proportional to 62,124, 85,737.60 and 35,273.76

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Solution

The fourth proportional to 62,124, 85,737.60 and 35,273.76 is: 48,681.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,124 : 85,737.60 = 35,273.76 : x
  2. Step 2: Convert to fraction form
    62,124/85,737.60 = 35,273.76/x
  3. Step 3: Cross multiply
    62,124x = 85,737.60 × 35,273.76
  4. Step 4: Simplify right side
    62,124x = 3,024,287,525.38
  5. Step 5: Solve for x
    x = 3,024,287,525.38/62,124
  6. Step 6: Final answer
    x = 48,681.47

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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.