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Finding the Fourth Proportional to 179,332.79, 247,423.41 and 101,795.54

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Solution

The fourth proportional to 179,332.79, 247,423.41 and 101,795.54 is: 140,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,332.79 : 247,423.41 = 101,795.54 : x
  2. Step 2: Convert to fraction form
    179,332.79/247,423.41 = 101,795.54/x
  3. Step 3: Cross multiply
    179,332.79x = 247,423.41 × 101,795.54
  4. Step 4: Simplify right side
    179,332.79x = 25,186,598,392.47
  5. Step 5: Solve for x
    x = 25,186,598,392.47/179,332.79
  6. Step 6: Final answer
    x = 140,446.15

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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.