Home / 79,046.73-109,087.52-45,060.57

Finding the Fourth Proportional to 79,046.73, 109,087.52 and 45,060.57

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Solution

The fourth proportional to 79,046.73, 109,087.52 and 45,060.57 is: 62,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,046.73 : 109,087.52 = 45,060.57 : x
  2. Step 2: Convert to fraction form
    79,046.73/109,087.52 = 45,060.57/x
  3. Step 3: Cross multiply
    79,046.73x = 109,087.52 × 45,060.57
  4. Step 4: Simplify right side
    79,046.73x = 4,915,545,605.78
  5. Step 5: Solve for x
    x = 4,915,545,605.78/79,046.73
  6. Step 6: Final answer
    x = 62,185.31

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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.