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Finding the Fourth Proportional to 227,065.73, 340,595.88 and 69,294.65

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Solution

The fourth proportional to 227,065.73, 340,595.88 and 69,294.65 is: 103,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,065.73 : 340,595.88 = 69,294.65 : x
  2. Step 2: Convert to fraction form
    227,065.73/340,595.88 = 69,294.65/x
  3. Step 3: Cross multiply
    227,065.73x = 340,595.88 × 69,294.65
  4. Step 4: Simplify right side
    227,065.73x = 23,601,472,296.04
  5. Step 5: Solve for x
    x = 23,601,472,296.04/227,065.73
  6. Step 6: Final answer
    x = 103,941.15

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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.