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Finding the Fourth Proportional to 227,065.23, 340,595.13 and 69,294.15

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Solution

The fourth proportional to 227,065.23, 340,595.13 and 69,294.15 is: 103,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,065.23 : 340,595.13 = 69,294.15 : x
  2. Step 2: Convert to fraction form
    227,065.23/340,595.13 = 69,294.15/x
  3. Step 3: Cross multiply
    227,065.23x = 340,595.13 × 69,294.15
  4. Step 4: Simplify right side
    227,065.23x = 23,601,250,027.49
  5. Step 5: Solve for x
    x = 23,601,250,027.49/227,065.23
  6. Step 6: Final answer
    x = 103,940.40

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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.