Home / 91,034.82-125,631.90-50,748.54

Finding the Fourth Proportional to 91,034.82, 125,631.90 and 50,748.54

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Solution

The fourth proportional to 91,034.82, 125,631.90 and 50,748.54 is: 70,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,034.82 : 125,631.90 = 50,748.54 : x
  2. Step 2: Convert to fraction form
    91,034.82/125,631.90 = 50,748.54/x
  3. Step 3: Cross multiply
    91,034.82x = 125,631.90 × 50,748.54
  4. Step 4: Simplify right side
    91,034.82x = 6,375,635,502.43
  5. Step 5: Solve for x
    x = 6,375,635,502.43/91,034.82
  6. Step 6: Final answer
    x = 70,035.13

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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.