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Finding the Fourth Proportional to 229,859.56, 344,545.26 and 111,368.44

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Solution

The fourth proportional to 229,859.56, 344,545.26 and 111,368.44 is: 166,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,859.56 : 344,545.26 = 111,368.44 : x
  2. Step 2: Convert to fraction form
    229,859.56/344,545.26 = 111,368.44/x
  3. Step 3: Cross multiply
    229,859.56x = 344,545.26 × 111,368.44
  4. Step 4: Simplify right side
    229,859.56x = 38,371,468,115.59
  5. Step 5: Solve for x
    x = 38,371,468,115.59/229,859.56
  6. Step 6: Final answer
    x = 166,934.40

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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.