Home / 91,257.38-125,932.58-50,969.96

Finding the Fourth Proportional to 91,257.38, 125,932.58 and 50,969.96

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Solution

The fourth proportional to 91,257.38, 125,932.58 and 50,969.96 is: 70,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,257.38 : 125,932.58 = 50,969.96 : x
  2. Step 2: Convert to fraction form
    91,257.38/125,932.58 = 50,969.96/x
  3. Step 3: Cross multiply
    91,257.38x = 125,932.58 × 50,969.96
  4. Step 4: Simplify right side
    91,257.38x = 6,418,778,565.30
  5. Step 5: Solve for x
    x = 6,418,778,565.30/91,257.38
  6. Step 6: Final answer
    x = 70,337.09

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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.