Home / 109,814.40-151,546.50-62,067.92

Finding the Fourth Proportional to 109,814.40, 151,546.50 and 62,067.92

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Solution

The fourth proportional to 109,814.40, 151,546.50 and 62,067.92 is: 85,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,814.40 : 151,546.50 = 62,067.92 : x
  2. Step 2: Convert to fraction form
    109,814.40/151,546.50 = 62,067.92/x
  3. Step 3: Cross multiply
    109,814.40x = 151,546.50 × 62,067.92
  4. Step 4: Simplify right side
    109,814.40x = 9,406,175,280.55
  5. Step 5: Solve for x
    x = 9,406,175,280.55/109,814.40
  6. Step 6: Final answer
    x = 85,655.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.