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Finding the Fourth Proportional to 234,747.92, 352,017.39 and 74,794.46

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Solution

The fourth proportional to 234,747.92, 352,017.39 and 74,794.46 is: 112,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,747.92 : 352,017.39 = 74,794.46 : x
  2. Step 2: Convert to fraction form
    234,747.92/352,017.39 = 74,794.46/x
  3. Step 3: Cross multiply
    234,747.92x = 352,017.39 × 74,794.46
  4. Step 4: Simplify right side
    234,747.92x = 26,328,950,595.66
  5. Step 5: Solve for x
    x = 26,328,950,595.66/234,747.92
  6. Step 6: Final answer
    x = 112,158.40

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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.