Home / 126,948.92-175,189.12-70,360.28

Finding the Fourth Proportional to 126,948.92, 175,189.12 and 70,360.28

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Solution

The fourth proportional to 126,948.92, 175,189.12 and 70,360.28 is: 97,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,948.92 : 175,189.12 = 70,360.28 : x
  2. Step 2: Convert to fraction form
    126,948.92/175,189.12 = 70,360.28/x
  3. Step 3: Cross multiply
    126,948.92x = 175,189.12 × 70,360.28
  4. Step 4: Simplify right side
    126,948.92x = 12,326,355,536.15
  5. Step 5: Solve for x
    x = 12,326,355,536.15/126,948.92
  6. Step 6: Final answer
    x = 97,096.97

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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.