Home / 88,722.24-132,948.70-65,045.55

Finding the Fourth Proportional to 88,722.24, 132,948.70 and 65,045.55

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Solution

The fourth proportional to 88,722.24, 132,948.70 and 65,045.55 is: 97,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,722.24 : 132,948.70 = 65,045.55 : x
  2. Step 2: Convert to fraction form
    88,722.24/132,948.70 = 65,045.55/x
  3. Step 3: Cross multiply
    88,722.24x = 132,948.70 × 65,045.55
  4. Step 4: Simplify right side
    88,722.24x = 8,647,721,084.33
  5. Step 5: Solve for x
    x = 8,647,721,084.33/88,722.24
  6. Step 6: Final answer
    x = 97,469.60

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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.