Home / 126,829.53-175,018.50-69,469.11

Finding the Fourth Proportional to 126,829.53, 175,018.50 and 69,469.11

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Solution

The fourth proportional to 126,829.53, 175,018.50 and 69,469.11 is: 95,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,829.53 : 175,018.50 = 69,469.11 : x
  2. Step 2: Convert to fraction form
    126,829.53/175,018.50 = 69,469.11/x
  3. Step 3: Cross multiply
    126,829.53x = 175,018.50 × 69,469.11
  4. Step 4: Simplify right side
    126,829.53x = 12,158,379,428.54
  5. Step 5: Solve for x
    x = 12,158,379,428.54/126,829.53
  6. Step 6: Final answer
    x = 95,863.95

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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.