Home / 141,921.41-212,882.13-57,727.37

Finding the Fourth Proportional to 141,921.41, 212,882.13 and 57,727.37

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Solution

The fourth proportional to 141,921.41, 212,882.13 and 57,727.37 is: 86,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,921.41 : 212,882.13 = 57,727.37 : x
  2. Step 2: Convert to fraction form
    141,921.41/212,882.13 = 57,727.37/x
  3. Step 3: Cross multiply
    141,921.41x = 212,882.13 × 57,727.37
  4. Step 4: Simplify right side
    141,921.41x = 12,289,125,484.90
  5. Step 5: Solve for x
    x = 12,289,125,484.90/141,921.41
  6. Step 6: Final answer
    x = 86,591.06

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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.