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Finding the Fourth Proportional to 245,046.56, 367,294.33 and 124,765.89

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Solution

The fourth proportional to 245,046.56, 367,294.33 and 124,765.89 is: 187,008.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,046.56 : 367,294.33 = 124,765.89 : x
  2. Step 2: Convert to fraction form
    245,046.56/367,294.33 = 124,765.89/x
  3. Step 3: Cross multiply
    245,046.56x = 367,294.33 × 124,765.89
  4. Step 4: Simplify right side
    245,046.56x = 45,825,802,449.85
  5. Step 5: Solve for x
    x = 45,825,802,449.85/245,046.56
  6. Step 6: Final answer
    x = 187,008.56

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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.