Home / 87,066.90-130,600.50-23,887.89

Finding the Fourth Proportional to 87,066.90, 130,600.50 and 23,887.89

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Solution

The fourth proportional to 87,066.90, 130,600.50 and 23,887.89 is: 35,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,066.90 : 130,600.50 = 23,887.89 : x
  2. Step 2: Convert to fraction form
    87,066.90/130,600.50 = 23,887.89/x
  3. Step 3: Cross multiply
    87,066.90x = 130,600.50 × 23,887.89
  4. Step 4: Simplify right side
    87,066.90x = 3,119,770,377.95
  5. Step 5: Solve for x
    x = 3,119,770,377.95/87,066.90
  6. Step 6: Final answer
    x = 35,831.88

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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.