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Finding the Fourth Proportional to 176,959.49, 244,195.47 and 100,468.56

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Solution

The fourth proportional to 176,959.49, 244,195.47 and 100,468.56 is: 138,641.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,959.49 : 244,195.47 = 100,468.56 : x
  2. Step 2: Convert to fraction form
    176,959.49/244,195.47 = 100,468.56/x
  3. Step 3: Cross multiply
    176,959.49x = 244,195.47 × 100,468.56
  4. Step 4: Simplify right side
    176,959.49x = 24,533,965,506.10
  5. Step 5: Solve for x
    x = 24,533,965,506.10/176,959.49
  6. Step 6: Final answer
    x = 138,641.71

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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.