Home / 87,320.52-130,980.24-24,991.20

Finding the Fourth Proportional to 87,320.52, 130,980.24 and 24,991.20

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Solution

The fourth proportional to 87,320.52, 130,980.24 and 24,991.20 is: 37,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,320.52 : 130,980.24 = 24,991.20 : x
  2. Step 2: Convert to fraction form
    87,320.52/130,980.24 = 24,991.20/x
  3. Step 3: Cross multiply
    87,320.52x = 130,980.24 × 24,991.20
  4. Step 4: Simplify right side
    87,320.52x = 3,273,353,373.89
  5. Step 5: Solve for x
    x = 3,273,353,373.89/87,320.52
  6. Step 6: Final answer
    x = 37,486.65

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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.