Home / 132,757.30-199,079.25-61,636.06

Finding the Fourth Proportional to 132,757.30, 199,079.25 and 61,636.06

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Solution

The fourth proportional to 132,757.30, 199,079.25 and 61,636.06 is: 92,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,757.30 : 199,079.25 = 61,636.06 : x
  2. Step 2: Convert to fraction form
    132,757.30/199,079.25 = 61,636.06/x
  3. Step 3: Cross multiply
    132,757.30x = 199,079.25 × 61,636.06
  4. Step 4: Simplify right side
    132,757.30x = 12,270,460,597.76
  5. Step 5: Solve for x
    x = 12,270,460,597.76/132,757.30
  6. Step 6: Final answer
    x = 92,427.77

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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.