Home / 91,034.28-125,627.32-50,747.18

Finding the Fourth Proportional to 91,034.28, 125,627.32 and 50,747.18

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Solution

The fourth proportional to 91,034.28, 125,627.32 and 50,747.18 is: 70,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,034.28 : 125,627.32 = 50,747.18 : x
  2. Step 2: Convert to fraction form
    91,034.28/125,627.32 = 50,747.18/x
  3. Step 3: Cross multiply
    91,034.28x = 125,627.32 × 50,747.18
  4. Step 4: Simplify right side
    91,034.28x = 6,375,231,656.25
  5. Step 5: Solve for x
    x = 6,375,231,656.25/91,034.28
  6. Step 6: Final answer
    x = 70,031.11

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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.