Home / 131,375.41-179,984.98-126,455.38

Finding the Fourth Proportional to 131,375.41, 179,984.98 and 126,455.38

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Solution

The fourth proportional to 131,375.41, 179,984.98 and 126,455.38 is: 173,244.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,375.41 : 179,984.98 = 126,455.38 : x
  2. Step 2: Convert to fraction form
    131,375.41/179,984.98 = 126,455.38/x
  3. Step 3: Cross multiply
    131,375.41x = 179,984.98 × 126,455.38
  4. Step 4: Simplify right side
    131,375.41x = 22,760,069,040.19
  5. Step 5: Solve for x
    x = 22,760,069,040.19/131,375.41
  6. Step 6: Final answer
    x = 173,244.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.