Home / 87,330.02-130,982.27-42,944.85

Finding the Fourth Proportional to 87,330.02, 130,982.27 and 42,944.85

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Solution

The fourth proportional to 87,330.02, 130,982.27 and 42,944.85 is: 64,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,330.02 : 130,982.27 = 42,944.85 : x
  2. Step 2: Convert to fraction form
    87,330.02/130,982.27 = 42,944.85/x
  3. Step 3: Cross multiply
    87,330.02x = 130,982.27 × 42,944.85
  4. Step 4: Simplify right side
    87,330.02x = 5,625,013,723.09
  5. Step 5: Solve for x
    x = 5,625,013,723.09/87,330.02
  6. Step 6: Final answer
    x = 64,411.00

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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.