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Finding the Fourth Proportional to 185,281.27, 277,938.31 and 52,162.68

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Solution

The fourth proportional to 185,281.27, 277,938.31 and 52,162.68 is: 78,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,281.27 : 277,938.31 = 52,162.68 : x
  2. Step 2: Convert to fraction form
    185,281.27/277,938.31 = 52,162.68/x
  3. Step 3: Cross multiply
    185,281.27x = 277,938.31 × 52,162.68
  4. Step 4: Simplify right side
    185,281.27x = 14,498,008,280.65
  5. Step 5: Solve for x
    x = 14,498,008,280.65/185,281.27
  6. Step 6: Final answer
    x = 78,248.64

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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.