Home / 157,092.75-235,635.62-38,765.12

Finding the Fourth Proportional to 157,092.75, 235,635.62 and 38,765.12

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Solution

The fourth proportional to 157,092.75, 235,635.62 and 38,765.12 is: 58,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,092.75 : 235,635.62 = 38,765.12 : x
  2. Step 2: Convert to fraction form
    157,092.75/235,635.62 = 38,765.12/x
  3. Step 3: Cross multiply
    157,092.75x = 235,635.62 × 38,765.12
  4. Step 4: Simplify right side
    157,092.75x = 9,134,441,713.57
  5. Step 5: Solve for x
    x = 9,134,441,713.57/157,092.75
  6. Step 6: Final answer
    x = 58,146.81

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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.