Home / 87,251.30-120,407.37-49,526.18

Finding the Fourth Proportional to 87,251.30, 120,407.37 and 49,526.18

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Solution

The fourth proportional to 87,251.30, 120,407.37 and 49,526.18 is: 68,346.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,251.30 : 120,407.37 = 49,526.18 : x
  2. Step 2: Convert to fraction form
    87,251.30/120,407.37 = 49,526.18/x
  3. Step 3: Cross multiply
    87,251.30x = 120,407.37 × 49,526.18
  4. Step 4: Simplify right side
    87,251.30x = 5,963,317,079.95
  5. Step 5: Solve for x
    x = 5,963,317,079.95/87,251.30
  6. Step 6: Final answer
    x = 68,346.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.