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Finding the Fourth Proportional to 226,827.40, 340,143.90 and 93,663.40

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Solution

The fourth proportional to 226,827.40, 340,143.90 and 93,663.40 is: 140,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,827.40 : 340,143.90 = 93,663.40 : x
  2. Step 2: Convert to fraction form
    226,827.40/340,143.90 = 93,663.40/x
  3. Step 3: Cross multiply
    226,827.40x = 340,143.90 × 93,663.40
  4. Step 4: Simplify right side
    226,827.40x = 31,859,034,163.26
  5. Step 5: Solve for x
    x = 31,859,034,163.26/226,827.40
  6. Step 6: Final answer
    x = 140,454.96

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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.