Home / 126,092.12-174,007.10-68,731.52

Finding the Fourth Proportional to 126,092.12, 174,007.10 and 68,731.52

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Solution

The fourth proportional to 126,092.12, 174,007.10 and 68,731.52 is: 94,849.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,092.12 : 174,007.10 = 68,731.52 : x
  2. Step 2: Convert to fraction form
    126,092.12/174,007.10 = 68,731.52/x
  3. Step 3: Cross multiply
    126,092.12x = 174,007.10 × 68,731.52
  4. Step 4: Simplify right side
    126,092.12x = 11,959,772,473.79
  5. Step 5: Solve for x
    x = 11,959,772,473.79/126,092.12
  6. Step 6: Final answer
    x = 94,849.48

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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.