Home / 68,917.65-95,121.18-42,054.41

Finding the Fourth Proportional to 68,917.65, 95,121.18 and 42,054.41

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Solution

The fourth proportional to 68,917.65, 95,121.18 and 42,054.41 is: 58,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917.65 : 95,121.18 = 42,054.41 : x
  2. Step 2: Convert to fraction form
    68,917.65/95,121.18 = 42,054.41/x
  3. Step 3: Cross multiply
    68,917.65x = 95,121.18 × 42,054.41
  4. Step 4: Simplify right side
    68,917.65x = 4,000,264,627.80
  5. Step 5: Solve for x
    x = 4,000,264,627.80/68,917.65
  6. Step 6: Final answer
    x = 58,044.12

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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.