Home / 126,270.15-174,253.82-68,909.92

Finding the Fourth Proportional to 126,270.15, 174,253.82 and 68,909.92

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Solution

The fourth proportional to 126,270.15, 174,253.82 and 68,909.92 is: 95,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,270.15 : 174,253.82 = 68,909.92 : x
  2. Step 2: Convert to fraction form
    126,270.15/174,253.82 = 68,909.92/x
  3. Step 3: Cross multiply
    126,270.15x = 174,253.82 × 68,909.92
  4. Step 4: Simplify right side
    126,270.15x = 12,007,816,795.89
  5. Step 5: Solve for x
    x = 12,007,816,795.89/126,270.15
  6. Step 6: Final answer
    x = 95,096.24

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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.