Home / 104,297.26-156,451.95-40,255.76

Finding the Fourth Proportional to 104,297.26, 156,451.95 and 40,255.76

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Solution

The fourth proportional to 104,297.26, 156,451.95 and 40,255.76 is: 60,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,297.26 : 156,451.95 = 40,255.76 : x
  2. Step 2: Convert to fraction form
    104,297.26/156,451.95 = 40,255.76/x
  3. Step 3: Cross multiply
    104,297.26x = 156,451.95 × 40,255.76
  4. Step 4: Simplify right side
    104,297.26x = 6,298,091,793.70
  5. Step 5: Solve for x
    x = 6,298,091,793.70/104,297.26
  6. Step 6: Final answer
    x = 60,385.98

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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.