Home / 86,414.42-129,621.02-24,084.92

Finding the Fourth Proportional to 86,414.42, 129,621.02 and 24,084.92

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Solution

The fourth proportional to 86,414.42, 129,621.02 and 24,084.92 is: 36,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,414.42 : 129,621.02 = 24,084.92 : x
  2. Step 2: Convert to fraction form
    86,414.42/129,621.02 = 24,084.92/x
  3. Step 3: Cross multiply
    86,414.42x = 129,621.02 × 24,084.92
  4. Step 4: Simplify right side
    86,414.42x = 3,121,911,897.02
  5. Step 5: Solve for x
    x = 3,121,911,897.02/86,414.42
  6. Step 6: Final answer
    x = 36,127.21

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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.