Home / 75,192.46-112,843.32-60,577.90

Finding the Fourth Proportional to 75,192.46, 112,843.32 and 60,577.90

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Solution

The fourth proportional to 75,192.46, 112,843.32 and 60,577.90 is: 90,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,192.46 : 112,843.32 = 60,577.90 : x
  2. Step 2: Convert to fraction form
    75,192.46/112,843.32 = 60,577.90/x
  3. Step 3: Cross multiply
    75,192.46x = 112,843.32 × 60,577.90
  4. Step 4: Simplify right side
    75,192.46x = 6,835,811,354.63
  5. Step 5: Solve for x
    x = 6,835,811,354.63/75,192.46
  6. Step 6: Final answer
    x = 90,910.86

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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.