Home / 132,290.52-198,549.20-53,461.32

Finding the Fourth Proportional to 132,290.52, 198,549.20 and 53,461.32

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Solution

The fourth proportional to 132,290.52, 198,549.20 and 53,461.32 is: 80,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,290.52 : 198,549.20 = 53,461.32 : x
  2. Step 2: Convert to fraction form
    132,290.52/198,549.20 = 53,461.32/x
  3. Step 3: Cross multiply
    132,290.52x = 198,549.20 × 53,461.32
  4. Step 4: Simplify right side
    132,290.52x = 10,614,702,316.94
  5. Step 5: Solve for x
    x = 10,614,702,316.94/132,290.52
  6. Step 6: Final answer
    x = 80,237.82

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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.