Home / 126,920.56-190,238.28-60,306.16

Finding the Fourth Proportional to 126,920.56, 190,238.28 and 60,306.16

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Solution

The fourth proportional to 126,920.56, 190,238.28 and 60,306.16 is: 90,391.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,920.56 : 190,238.28 = 60,306.16 : x
  2. Step 2: Convert to fraction form
    126,920.56/190,238.28 = 60,306.16/x
  3. Step 3: Cross multiply
    126,920.56x = 190,238.28 × 60,306.16
  4. Step 4: Simplify right side
    126,920.56x = 11,472,540,151.80
  5. Step 5: Solve for x
    x = 11,472,540,151.80/126,920.56
  6. Step 6: Final answer
    x = 90,391.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.