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Finding the Fourth Proportional to 229,522.64, 344,339.30 and 79,741.13

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Solution

The fourth proportional to 229,522.64, 344,339.30 and 79,741.13 is: 119,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,522.64 : 344,339.30 = 79,741.13 : x
  2. Step 2: Convert to fraction form
    229,522.64/344,339.30 = 79,741.13/x
  3. Step 3: Cross multiply
    229,522.64x = 344,339.30 × 79,741.13
  4. Step 4: Simplify right side
    229,522.64x = 27,458,003,363.07
  5. Step 5: Solve for x
    x = 27,458,003,363.07/229,522.64
  6. Step 6: Final answer
    x = 119,630.92

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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.