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Finding the Fourth Proportional to 231,007.98, 345,888.96 and 150,847.38

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Solution

The fourth proportional to 231,007.98, 345,888.96 and 150,847.38 is: 225,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,007.98 : 345,888.96 = 150,847.38 : x
  2. Step 2: Convert to fraction form
    231,007.98/345,888.96 = 150,847.38/x
  3. Step 3: Cross multiply
    231,007.98x = 345,888.96 × 150,847.38
  4. Step 4: Simplify right side
    231,007.98x = 52,176,443,386.92
  5. Step 5: Solve for x
    x = 52,176,443,386.92/231,007.98
  6. Step 6: Final answer
    x = 225,864.25

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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.