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Finding the Fourth Proportional to 294,765.90, 442,234.95 and 95,081.85

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Solution

The fourth proportional to 294,765.90, 442,234.95 and 95,081.85 is: 142,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,765.90 : 442,234.95 = 95,081.85 : x
  2. Step 2: Convert to fraction form
    294,765.90/442,234.95 = 95,081.85/x
  3. Step 3: Cross multiply
    294,765.90x = 442,234.95 × 95,081.85
  4. Step 4: Simplify right side
    294,765.90x = 42,048,517,180.66
  5. Step 5: Solve for x
    x = 42,048,517,180.66/294,765.90
  6. Step 6: Final answer
    x = 142,650.55

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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.