Home / 132,616.62-198,956.52-39,122.46

Finding the Fourth Proportional to 132,616.62, 198,956.52 and 39,122.46

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Solution

The fourth proportional to 132,616.62, 198,956.52 and 39,122.46 is: 58,693.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,616.62 : 198,956.52 = 39,122.46 : x
  2. Step 2: Convert to fraction form
    132,616.62/198,956.52 = 39,122.46/x
  3. Step 3: Cross multiply
    132,616.62x = 198,956.52 × 39,122.46
  4. Step 4: Simplify right side
    132,616.62x = 7,783,668,495.44
  5. Step 5: Solve for x
    x = 7,783,668,495.44/132,616.62
  6. Step 6: Final answer
    x = 58,693.01

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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.