Home / 80,948.70-121,423.05-62,264.70

Finding the Fourth Proportional to 80,948.70, 121,423.05 and 62,264.70

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Solution

The fourth proportional to 80,948.70, 121,423.05 and 62,264.70 is: 93,397.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,948.70 : 121,423.05 = 62,264.70 : x
  2. Step 2: Convert to fraction form
    80,948.70/121,423.05 = 62,264.70/x
  3. Step 3: Cross multiply
    80,948.70x = 121,423.05 × 62,264.70
  4. Step 4: Simplify right side
    80,948.70x = 7,560,369,781.34
  5. Step 5: Solve for x
    x = 7,560,369,781.34/80,948.70
  6. Step 6: Final answer
    x = 93,397.05

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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.