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Finding the Fourth Proportional to 229,103.52, 316,059.28 and 148,551.44

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Solution

The fourth proportional to 229,103.52, 316,059.28 and 148,551.44 is: 204,933.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,103.52 : 316,059.28 = 148,551.44 : x
  2. Step 2: Convert to fraction form
    229,103.52/316,059.28 = 148,551.44/x
  3. Step 3: Cross multiply
    229,103.52x = 316,059.28 × 148,551.44
  4. Step 4: Simplify right side
    229,103.52x = 46,951,061,169.36
  5. Step 5: Solve for x
    x = 46,951,061,169.36/229,103.52
  6. Step 6: Final answer
    x = 204,933.83

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1.5x scale

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.