Home / 90,869.74-136,294.17-24,315.10

Finding the Fourth Proportional to 90,869.74, 136,294.17 and 24,315.10

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Solution

The fourth proportional to 90,869.74, 136,294.17 and 24,315.10 is: 36,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,869.74 : 136,294.17 = 24,315.10 : x
  2. Step 2: Convert to fraction form
    90,869.74/136,294.17 = 24,315.10/x
  3. Step 3: Cross multiply
    90,869.74x = 136,294.17 × 24,315.10
  4. Step 4: Simplify right side
    90,869.74x = 3,314,006,372.97
  5. Step 5: Solve for x
    x = 3,314,006,372.97/90,869.74
  6. Step 6: Final answer
    x = 36,469.86

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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.