Home / 87,264.12-130,908.48-31,092.18

Finding the Fourth Proportional to 87,264.12, 130,908.48 and 31,092.18

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Solution

The fourth proportional to 87,264.12, 130,908.48 and 31,092.18 is: 46,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264.12 : 130,908.48 = 31,092.18 : x
  2. Step 2: Convert to fraction form
    87,264.12/130,908.48 = 31,092.18/x
  3. Step 3: Cross multiply
    87,264.12x = 130,908.48 × 31,092.18
  4. Step 4: Simplify right side
    87,264.12x = 4,070,230,023.69
  5. Step 5: Solve for x
    x = 4,070,230,023.69/87,264.12
  6. Step 6: Final answer
    x = 46,642.65

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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.