Home / 126,949.06-175,189.85-70,360.48

Finding the Fourth Proportional to 126,949.06, 175,189.85 and 70,360.48

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Solution

The fourth proportional to 126,949.06, 175,189.85 and 70,360.48 is: 97,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,949.06 : 175,189.85 = 70,360.48 : x
  2. Step 2: Convert to fraction form
    126,949.06/175,189.85 = 70,360.48/x
  3. Step 3: Cross multiply
    126,949.06x = 175,189.85 × 70,360.48
  4. Step 4: Simplify right side
    126,949.06x = 12,326,441,937.13
  5. Step 5: Solve for x
    x = 12,326,441,937.13/126,949.06
  6. Step 6: Final answer
    x = 97,097.54

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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.