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Finding the Fourth Proportional to 229,570.56, 344,129.72 and 96,488.64

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Solution

The fourth proportional to 229,570.56, 344,129.72 and 96,488.64 is: 144,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,570.56 : 344,129.72 = 96,488.64 : x
  2. Step 2: Convert to fraction form
    229,570.56/344,129.72 = 96,488.64/x
  3. Step 3: Cross multiply
    229,570.56x = 344,129.72 × 96,488.64
  4. Step 4: Simplify right side
    229,570.56x = 33,204,608,666.38
  5. Step 5: Solve for x
    x = 33,204,608,666.38/229,570.56
  6. Step 6: Final answer
    x = 144,637.92

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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.