Home / 87,248.88-130,873.85-31,091.18

Finding the Fourth Proportional to 87,248.88, 130,873.85 and 31,091.18

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Solution

The fourth proportional to 87,248.88, 130,873.85 and 31,091.18 is: 46,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,248.88 : 130,873.85 = 31,091.18 : x
  2. Step 2: Convert to fraction form
    87,248.88/130,873.85 = 31,091.18/x
  3. Step 3: Cross multiply
    87,248.88x = 130,873.85 × 31,091.18
  4. Step 4: Simplify right side
    87,248.88x = 4,069,021,617.82
  5. Step 5: Solve for x
    x = 4,069,021,617.82/87,248.88
  6. Step 6: Final answer
    x = 46,636.95

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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.