Home / 68,914.99-95,113.10-42,073.15

Finding the Fourth Proportional to 68,914.99, 95,113.10 and 42,073.15

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Solution

The fourth proportional to 68,914.99, 95,113.10 and 42,073.15 is: 58,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.99 : 95,113.10 = 42,073.15 : x
  2. Step 2: Convert to fraction form
    68,914.99/95,113.10 = 42,073.15/x
  3. Step 3: Cross multiply
    68,914.99x = 95,113.10 × 42,073.15
  4. Step 4: Simplify right side
    68,914.99x = 4,001,707,723.27
  5. Step 5: Solve for x
    x = 4,001,707,723.27/68,914.99
  6. Step 6: Final answer
    x = 58,067.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.