Home / 126,948.24-175,190.12-70,360.56

Finding the Fourth Proportional to 126,948.24, 175,190.12 and 70,360.56

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Solution

The fourth proportional to 126,948.24, 175,190.12 and 70,360.56 is: 97,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,948.24 : 175,190.12 = 70,360.56 : x
  2. Step 2: Convert to fraction form
    126,948.24/175,190.12 = 70,360.56/x
  3. Step 3: Cross multiply
    126,948.24x = 175,190.12 × 70,360.56
  4. Step 4: Simplify right side
    126,948.24x = 12,326,474,949.67
  5. Step 5: Solve for x
    x = 12,326,474,949.67/126,948.24
  6. Step 6: Final answer
    x = 97,098.43

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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.