Home / 131,306.28-181,353.54-95,655.72

Finding the Fourth Proportional to 131,306.28, 181,353.54 and 95,655.72

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Solution

The fourth proportional to 131,306.28, 181,353.54 and 95,655.72 is: 132,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,306.28 : 181,353.54 = 95,655.72 : x
  2. Step 2: Convert to fraction form
    131,306.28/181,353.54 = 95,655.72/x
  3. Step 3: Cross multiply
    131,306.28x = 181,353.54 × 95,655.72
  4. Step 4: Simplify right side
    131,306.28x = 17,347,503,443.25
  5. Step 5: Solve for x
    x = 17,347,503,443.25/131,306.28
  6. Step 6: Final answer
    x = 132,114.80

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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.