Home / 126,038-173,936.09-69,453.02

Finding the Fourth Proportional to 126,038, 173,936.09 and 69,453.02

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Solution

The fourth proportional to 126,038, 173,936.09 and 69,453.02 is: 95,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,038 : 173,936.09 = 69,453.02 : x
  2. Step 2: Convert to fraction form
    126,038/173,936.09 = 69,453.02/x
  3. Step 3: Cross multiply
    126,038x = 173,936.09 × 69,453.02
  4. Step 4: Simplify right side
    126,038x = 12,080,386,737.49
  5. Step 5: Solve for x
    x = 12,080,386,737.49/126,038
  6. Step 6: Final answer
    x = 95,847.18

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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.