Home / 91,946.97-137,657.31-62,312.13

Finding the Fourth Proportional to 91,946.97, 137,657.31 and 62,312.13

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Solution

The fourth proportional to 91,946.97, 137,657.31 and 62,312.13 is: 93,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,946.97 : 137,657.31 = 62,312.13 : x
  2. Step 2: Convert to fraction form
    91,946.97/137,657.31 = 62,312.13/x
  3. Step 3: Cross multiply
    91,946.97x = 137,657.31 × 62,312.13
  4. Step 4: Simplify right side
    91,946.97x = 8,577,720,196.17
  5. Step 5: Solve for x
    x = 8,577,720,196.17/91,946.97
  6. Step 6: Final answer
    x = 93,289.86

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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.