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Finding the Fourth Proportional to 70,876.33, 106,380.38 and 35,841.13

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Solution

The fourth proportional to 70,876.33, 106,380.38 and 35,841.13 is: 53,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,876.33 : 106,380.38 = 35,841.13 : x
  2. Step 2: Convert to fraction form
    70,876.33/106,380.38 = 35,841.13/x
  3. Step 3: Cross multiply
    70,876.33x = 106,380.38 × 35,841.13
  4. Step 4: Simplify right side
    70,876.33x = 3,812,792,849.82
  5. Step 5: Solve for x
    x = 3,812,792,849.82/70,876.33
  6. Step 6: Final answer
    x = 53,795.01

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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.