Home / 40,882.20-61,323.30-34,272.60

Finding the Fourth Proportional to 40,882.20, 61,323.30 and 34,272.60

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Solution

The fourth proportional to 40,882.20, 61,323.30 and 34,272.60 is: 51,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,882.20 : 61,323.30 = 34,272.60 : x
  2. Step 2: Convert to fraction form
    40,882.20/61,323.30 = 34,272.60/x
  3. Step 3: Cross multiply
    40,882.20x = 61,323.30 × 34,272.60
  4. Step 4: Simplify right side
    40,882.20x = 2,101,708,931.58
  5. Step 5: Solve for x
    x = 2,101,708,931.58/40,882.20
  6. Step 6: Final answer
    x = 51,408.90

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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.