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Finding the Fourth Proportional to 45,842.75, 68,829.83 and 34,032.95

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Solution

The fourth proportional to 45,842.75, 68,829.83 and 34,032.95 is: 51,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,842.75 : 68,829.83 = 34,032.95 : x
  2. Step 2: Convert to fraction form
    45,842.75/68,829.83 = 34,032.95/x
  3. Step 3: Cross multiply
    45,842.75x = 68,829.83 × 34,032.95
  4. Step 4: Simplify right side
    45,842.75x = 2,342,482,162.90
  5. Step 5: Solve for x
    x = 2,342,482,162.90/45,842.75
  6. Step 6: Final answer
    x = 51,098.20

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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.