Home / 87,164.11-130,622.56-36,508.58

Finding the Fourth Proportional to 87,164.11, 130,622.56 and 36,508.58

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Solution

The fourth proportional to 87,164.11, 130,622.56 and 36,508.58 is: 54,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,164.11 : 130,622.56 = 36,508.58 : x
  2. Step 2: Convert to fraction form
    87,164.11/130,622.56 = 36,508.58/x
  3. Step 3: Cross multiply
    87,164.11x = 130,622.56 × 36,508.58
  4. Step 4: Simplify right side
    87,164.11x = 4,768,843,437.18
  5. Step 5: Solve for x
    x = 4,768,843,437.18/87,164.11
  6. Step 6: Final answer
    x = 54,711.09

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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.