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Finding the Fourth Proportional to 177,367.76, 244,772.92 and 100,897.94

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Solution

The fourth proportional to 177,367.76, 244,772.92 and 100,897.94 is: 139,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,367.76 : 244,772.92 = 100,897.94 : x
  2. Step 2: Convert to fraction form
    177,367.76/244,772.92 = 100,897.94/x
  3. Step 3: Cross multiply
    177,367.76x = 244,772.92 × 100,897.94
  4. Step 4: Simplify right side
    177,367.76x = 24,697,083,395.78
  5. Step 5: Solve for x
    x = 24,697,083,395.78/177,367.76
  6. Step 6: Final answer
    x = 139,242.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.