Home / 104,115.17-156,153.05-50,753.55

Finding the Fourth Proportional to 104,115.17, 156,153.05 and 50,753.55

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Solution

The fourth proportional to 104,115.17, 156,153.05 and 50,753.55 is: 76,120.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,115.17 : 156,153.05 = 50,753.55 : x
  2. Step 2: Convert to fraction form
    104,115.17/156,153.05 = 50,753.55/x
  3. Step 3: Cross multiply
    104,115.17x = 156,153.05 × 50,753.55
  4. Step 4: Simplify right side
    104,115.17x = 7,925,321,708.31
  5. Step 5: Solve for x
    x = 7,925,321,708.31/104,115.17
  6. Step 6: Final answer
    x = 76,120.72

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1.5x scale

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.