Home / 153,306.75-229,942.61-40,995.73

Finding the Fourth Proportional to 153,306.75, 229,942.61 and 40,995.73

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Solution

The fourth proportional to 153,306.75, 229,942.61 and 40,995.73 is: 61,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,306.75 : 229,942.61 = 40,995.73 : x
  2. Step 2: Convert to fraction form
    153,306.75/229,942.61 = 40,995.73/x
  3. Step 3: Cross multiply
    153,306.75x = 229,942.61 × 40,995.73
  4. Step 4: Simplify right side
    153,306.75x = 9,426,663,851.61
  5. Step 5: Solve for x
    x = 9,426,663,851.61/153,306.75
  6. Step 6: Final answer
    x = 61,488.90

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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.