Home / 126,955.98-175,195.17-70,369.38

Finding the Fourth Proportional to 126,955.98, 175,195.17 and 70,369.38

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Solution

The fourth proportional to 126,955.98, 175,195.17 and 70,369.38 is: 97,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,955.98 : 175,195.17 = 70,369.38 : x
  2. Step 2: Convert to fraction form
    126,955.98/175,195.17 = 70,369.38/x
  3. Step 3: Cross multiply
    126,955.98x = 175,195.17 × 70,369.38
  4. Step 4: Simplify right side
    126,955.98x = 12,328,375,491.89
  5. Step 5: Solve for x
    x = 12,328,375,491.89/126,955.98
  6. Step 6: Final answer
    x = 97,107.48

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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.