Home / 56,143.90-84,171.14-32,424.47

Finding the Fourth Proportional to 56,143.90, 84,171.14 and 32,424.47

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Solution

The fourth proportional to 56,143.90, 84,171.14 and 32,424.47 is: 48,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,143.90 : 84,171.14 = 32,424.47 : x
  2. Step 2: Convert to fraction form
    56,143.90/84,171.14 = 32,424.47/x
  3. Step 3: Cross multiply
    56,143.90x = 84,171.14 × 32,424.47
  4. Step 4: Simplify right side
    56,143.90x = 2,729,204,603.80
  5. Step 5: Solve for x
    x = 2,729,204,603.80/56,143.90
  6. Step 6: Final answer
    x = 48,610.88

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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.