Home / 126,113.15-188,702.45-101,077.27

Finding the Fourth Proportional to 126,113.15, 188,702.45 and 101,077.27

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Solution

The fourth proportional to 126,113.15, 188,702.45 and 101,077.27 is: 151,241.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,113.15 : 188,702.45 = 101,077.27 : x
  2. Step 2: Convert to fraction form
    126,113.15/188,702.45 = 101,077.27/x
  3. Step 3: Cross multiply
    126,113.15x = 188,702.45 × 101,077.27
  4. Step 4: Simplify right side
    126,113.15x = 19,073,527,544.80
  5. Step 5: Solve for x
    x = 19,073,527,544.80/126,113.15
  6. Step 6: Final answer
    x = 151,241.39

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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.