Home / 126,732.24-174,878.52-75,734.82

Finding the Fourth Proportional to 126,732.24, 174,878.52 and 75,734.82

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Solution

The fourth proportional to 126,732.24, 174,878.52 and 75,734.82 is: 104,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,732.24 : 174,878.52 = 75,734.82 : x
  2. Step 2: Convert to fraction form
    126,732.24/174,878.52 = 75,734.82/x
  3. Step 3: Cross multiply
    126,732.24x = 174,878.52 × 75,734.82
  4. Step 4: Simplify right side
    126,732.24x = 13,244,393,234.07
  5. Step 5: Solve for x
    x = 13,244,393,234.07/126,732.24
  6. Step 6: Final answer
    x = 104,506.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.