Home / 88,781.38-133,235.78-60,247.18

Finding the Fourth Proportional to 88,781.38, 133,235.78 and 60,247.18

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Solution

The fourth proportional to 88,781.38, 133,235.78 and 60,247.18 is: 90,414.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,781.38 : 133,235.78 = 60,247.18 : x
  2. Step 2: Convert to fraction form
    88,781.38/133,235.78 = 60,247.18/x
  3. Step 3: Cross multiply
    88,781.38x = 133,235.78 × 60,247.18
  4. Step 4: Simplify right side
    88,781.38x = 8,027,080,020.10
  5. Step 5: Solve for x
    x = 8,027,080,020.10/88,781.38
  6. Step 6: Final answer
    x = 90,414.00

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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.