Home / 50,375.52-75,529.12-28,204.16

Finding the Fourth Proportional to 50,375.52, 75,529.12 and 28,204.16

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Solution

The fourth proportional to 50,375.52, 75,529.12 and 28,204.16 is: 42,287.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,375.52 : 75,529.12 = 28,204.16 : x
  2. Step 2: Convert to fraction form
    50,375.52/75,529.12 = 28,204.16/x
  3. Step 3: Cross multiply
    50,375.52x = 75,529.12 × 28,204.16
  4. Step 4: Simplify right side
    50,375.52x = 2,130,235,385.14
  5. Step 5: Solve for x
    x = 2,130,235,385.14/50,375.52
  6. Step 6: Final answer
    x = 42,287.11

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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.