Home / 83,712.10-125,588.40-24,549.70

Finding the Fourth Proportional to 83,712.10, 125,588.40 and 24,549.70

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Solution

The fourth proportional to 83,712.10, 125,588.40 and 24,549.70 is: 36,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,712.10 : 125,588.40 = 24,549.70 : x
  2. Step 2: Convert to fraction form
    83,712.10/125,588.40 = 24,549.70/x
  3. Step 3: Cross multiply
    83,712.10x = 125,588.40 × 24,549.70
  4. Step 4: Simplify right side
    83,712.10x = 3,083,157,543.48
  5. Step 5: Solve for x
    x = 3,083,157,543.48/83,712.10
  6. Step 6: Final answer
    x = 36,830.49

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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.