Home / 126,462.06-174,512.07-69,872.22

Finding the Fourth Proportional to 126,462.06, 174,512.07 and 69,872.22

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Solution

The fourth proportional to 126,462.06, 174,512.07 and 69,872.22 is: 96,420.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,462.06 : 174,512.07 = 69,872.22 : x
  2. Step 2: Convert to fraction form
    126,462.06/174,512.07 = 69,872.22/x
  3. Step 3: Cross multiply
    126,462.06x = 174,512.07 × 69,872.22
  4. Step 4: Simplify right side
    126,462.06x = 12,193,545,747.70
  5. Step 5: Solve for x
    x = 12,193,545,747.70/126,462.06
  6. Step 6: Final answer
    x = 96,420.58

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1.5x scale

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.