Home / 156,120.46-234,181.29-37,791.61

Finding the Fourth Proportional to 156,120.46, 234,181.29 and 37,791.61

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Solution

The fourth proportional to 156,120.46, 234,181.29 and 37,791.61 is: 56,687.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,120.46 : 234,181.29 = 37,791.61 : x
  2. Step 2: Convert to fraction form
    156,120.46/234,181.29 = 37,791.61/x
  3. Step 3: Cross multiply
    156,120.46x = 234,181.29 × 37,791.61
  4. Step 4: Simplify right side
    156,120.46x = 8,850,087,980.98
  5. Step 5: Solve for x
    x = 8,850,087,980.98/156,120.46
  6. Step 6: Final answer
    x = 56,687.56

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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.