Home / 68,059.20-102,109.56-34,802.61

Finding the Fourth Proportional to 68,059.20, 102,109.56 and 34,802.61

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Solution

The fourth proportional to 68,059.20, 102,109.56 and 34,802.61 is: 52,214.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,059.20 : 102,109.56 = 34,802.61 : x
  2. Step 2: Convert to fraction form
    68,059.20/102,109.56 = 34,802.61/x
  3. Step 3: Cross multiply
    68,059.20x = 102,109.56 × 34,802.61
  4. Step 4: Simplify right side
    68,059.20x = 3,553,679,193.95
  5. Step 5: Solve for x
    x = 3,553,679,193.95/68,059.20
  6. Step 6: Final answer
    x = 52,214.53

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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.