Home / 119,044.28-178,612.92-52,437.56

Finding the Fourth Proportional to 119,044.28, 178,612.92 and 52,437.56

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Solution

The fourth proportional to 119,044.28, 178,612.92 and 52,437.56 is: 78,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,044.28 : 178,612.92 = 52,437.56 : x
  2. Step 2: Convert to fraction form
    119,044.28/178,612.92 = 52,437.56/x
  3. Step 3: Cross multiply
    119,044.28x = 178,612.92 × 52,437.56
  4. Step 4: Simplify right side
    119,044.28x = 9,366,025,709.28
  5. Step 5: Solve for x
    x = 9,366,025,709.28/119,044.28
  6. Step 6: Final answer
    x = 78,676.82

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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.