Home / 132,362.80-198,252.60-92,705.20

Finding the Fourth Proportional to 132,362.80, 198,252.60 and 92,705.20

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Solution

The fourth proportional to 132,362.80, 198,252.60 and 92,705.20 is: 138,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,362.80 : 198,252.60 = 92,705.20 : x
  2. Step 2: Convert to fraction form
    132,362.80/198,252.60 = 92,705.20/x
  3. Step 3: Cross multiply
    132,362.80x = 198,252.60 × 92,705.20
  4. Step 4: Simplify right side
    132,362.80x = 18,379,046,933.52
  5. Step 5: Solve for x
    x = 18,379,046,933.52/132,362.80
  6. Step 6: Final answer
    x = 138,853.57

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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.