Home / 126,714.97-189,941.23-104,292.82

Finding the Fourth Proportional to 126,714.97, 189,941.23 and 104,292.82

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Solution

The fourth proportional to 126,714.97, 189,941.23 and 104,292.82 is: 156,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,714.97 : 189,941.23 = 104,292.82 : x
  2. Step 2: Convert to fraction form
    126,714.97/189,941.23 = 104,292.82/x
  3. Step 3: Cross multiply
    126,714.97x = 189,941.23 × 104,292.82
  4. Step 4: Simplify right side
    126,714.97x = 19,809,506,510.97
  5. Step 5: Solve for x
    x = 19,809,506,510.97/126,714.97
  6. Step 6: Final answer
    x = 156,331.23

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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.