Home / 132,251.52-198,384.78-42,302.14

Finding the Fourth Proportional to 132,251.52, 198,384.78 and 42,302.14

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Solution

The fourth proportional to 132,251.52, 198,384.78 and 42,302.14 is: 63,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,251.52 : 198,384.78 = 42,302.14 : x
  2. Step 2: Convert to fraction form
    132,251.52/198,384.78 = 42,302.14/x
  3. Step 3: Cross multiply
    132,251.52x = 198,384.78 × 42,302.14
  4. Step 4: Simplify right side
    132,251.52x = 8,392,100,347.22
  5. Step 5: Solve for x
    x = 8,392,100,347.22/132,251.52
  6. Step 6: Final answer
    x = 63,455.60

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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.