Home / 87,224.20-130,577.10-57,675.40

Finding the Fourth Proportional to 87,224.20, 130,577.10 and 57,675.40

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Solution

The fourth proportional to 87,224.20, 130,577.10 and 57,675.40 is: 86,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224.20 : 130,577.10 = 57,675.40 : x
  2. Step 2: Convert to fraction form
    87,224.20/130,577.10 = 57,675.40/x
  3. Step 3: Cross multiply
    87,224.20x = 130,577.10 × 57,675.40
  4. Step 4: Simplify right side
    87,224.20x = 7,531,086,473.34
  5. Step 5: Solve for x
    x = 7,531,086,473.34/87,224.20
  6. Step 6: Final answer
    x = 86,341.71

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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.