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Finding the Fourth Proportional to 185,419.01, 277,963.47 and 67,063.97

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Solution

The fourth proportional to 185,419.01, 277,963.47 and 67,063.97 is: 100,536.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,419.01 : 277,963.47 = 67,063.97 : x
  2. Step 2: Convert to fraction form
    185,419.01/277,963.47 = 67,063.97/x
  3. Step 3: Cross multiply
    185,419.01x = 277,963.47 × 67,063.97
  4. Step 4: Simplify right side
    185,419.01x = 18,641,332,423.36
  5. Step 5: Solve for x
    x = 18,641,332,423.36/185,419.01
  6. Step 6: Final answer
    x = 100,536.26

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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.