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Finding the Fourth Proportional to 229,063.52, 316,122.58 and 132,271.44

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Solution

The fourth proportional to 229,063.52, 316,122.58 and 132,271.44 is: 182,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,063.52 : 316,122.58 = 132,271.44 : x
  2. Step 2: Convert to fraction form
    229,063.52/316,122.58 = 132,271.44/x
  3. Step 3: Cross multiply
    229,063.52x = 316,122.58 × 132,271.44
  4. Step 4: Simplify right side
    229,063.52x = 41,813,988,873.12
  5. Step 5: Solve for x
    x = 41,813,988,873.12/229,063.52
  6. Step 6: Final answer
    x = 182,543.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.