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Finding the Fourth Proportional to 179,951.52, 248,333.12 and 100,463.52

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Solution

The fourth proportional to 179,951.52, 248,333.12 and 100,463.52 is: 138,639.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,951.52 : 248,333.12 = 100,463.52 : x
  2. Step 2: Convert to fraction form
    179,951.52/248,333.12 = 100,463.52/x
  3. Step 3: Cross multiply
    179,951.52x = 248,333.12 × 100,463.52
  4. Step 4: Simplify right side
    179,951.52x = 24,948,419,367.78
  5. Step 5: Solve for x
    x = 24,948,419,367.78/179,951.52
  6. Step 6: Final answer
    x = 138,639.67

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1.5x scale

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.