Home / 177,524.12-266,291.66-77,632.90

Finding the Fourth Proportional to 177,524.12, 266,291.66 and 77,632.90

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Solution

The fourth proportional to 177,524.12, 266,291.66 and 77,632.90 is: 116,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,524.12 : 266,291.66 = 77,632.90 : x
  2. Step 2: Convert to fraction form
    177,524.12/266,291.66 = 77,632.90/x
  3. Step 3: Cross multiply
    177,524.12x = 266,291.66 × 77,632.90
  4. Step 4: Simplify right side
    177,524.12x = 20,672,992,757.72
  5. Step 5: Solve for x
    x = 20,672,992,757.72/177,524.12
  6. Step 6: Final answer
    x = 116,451.74

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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.