Home / 71,377.29-98,456.09-45,916.83

Finding the Fourth Proportional to 71,377.29, 98,456.09 and 45,916.83

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Solution

The fourth proportional to 71,377.29, 98,456.09 and 45,916.83 is: 63,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,377.29 : 98,456.09 = 45,916.83 : x
  2. Step 2: Convert to fraction form
    71,377.29/98,456.09 = 45,916.83/x
  3. Step 3: Cross multiply
    71,377.29x = 98,456.09 × 45,916.83
  4. Step 4: Simplify right side
    71,377.29x = 4,520,791,317.41
  5. Step 5: Solve for x
    x = 4,520,791,317.41/71,377.29
  6. Step 6: Final answer
    x = 63,336.55

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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.