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Finding the Fourth Proportional to 119,062.08, 178,500.96 and 53,352

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Solution

The fourth proportional to 119,062.08, 178,500.96 and 53,352 is: 79,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,062.08 : 178,500.96 = 53,352 : x
  2. Step 2: Convert to fraction form
    119,062.08/178,500.96 = 53,352/x
  3. Step 3: Cross multiply
    119,062.08x = 178,500.96 × 53,352
  4. Step 4: Simplify right side
    119,062.08x = 9,523,383,217.92
  5. Step 5: Solve for x
    x = 9,523,383,217.92/119,062.08
  6. Step 6: Final answer
    x = 79,986.70

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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.