Home / 185,487.54-278,044.39-73,124.27

Finding the Fourth Proportional to 185,487.54, 278,044.39 and 73,124.27

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Solution

The fourth proportional to 185,487.54, 278,044.39 and 73,124.27 is: 109,612.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,487.54 : 278,044.39 = 73,124.27 : x
  2. Step 2: Convert to fraction form
    185,487.54/278,044.39 = 73,124.27/x
  3. Step 3: Cross multiply
    185,487.54x = 278,044.39 × 73,124.27
  4. Step 4: Simplify right side
    185,487.54x = 20,331,791,290.50
  5. Step 5: Solve for x
    x = 20,331,791,290.50/185,487.54
  6. Step 6: Final answer
    x = 109,612.71

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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.