Home / 87,561.51-131,395.38-34,966.59

Finding the Fourth Proportional to 87,561.51, 131,395.38 and 34,966.59

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Solution

The fourth proportional to 87,561.51, 131,395.38 and 34,966.59 is: 52,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,561.51 : 131,395.38 = 34,966.59 : x
  2. Step 2: Convert to fraction form
    87,561.51/131,395.38 = 34,966.59/x
  3. Step 3: Cross multiply
    87,561.51x = 131,395.38 × 34,966.59
  4. Step 4: Simplify right side
    87,561.51x = 4,594,448,380.35
  5. Step 5: Solve for x
    x = 4,594,448,380.35/87,561.51
  6. Step 6: Final answer
    x = 52,471.10

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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.