Home / 231,382.13-347,112.08-73,658.93

Finding the Fourth Proportional to 231,382.13, 347,112.08 and 73,658.93

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Solution

The fourth proportional to 231,382.13, 347,112.08 and 73,658.93 is: 110,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,382.13 : 347,112.08 = 73,658.93 : x
  2. Step 2: Convert to fraction form
    231,382.13/347,112.08 = 73,658.93/x
  3. Step 3: Cross multiply
    231,382.13x = 347,112.08 × 73,658.93
  4. Step 4: Simplify right side
    231,382.13x = 25,567,904,402.87
  5. Step 5: Solve for x
    x = 25,567,904,402.87/231,382.13
  6. Step 6: Final answer
    x = 110,500.77

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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.