Home / 68,028.50-93,888.20-41,171.47

Finding the Fourth Proportional to 68,028.50, 93,888.20 and 41,171.47

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Solution

The fourth proportional to 68,028.50, 93,888.20 and 41,171.47 is: 56,822.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028.50 : 93,888.20 = 41,171.47 : x
  2. Step 2: Convert to fraction form
    68,028.50/93,888.20 = 41,171.47/x
  3. Step 3: Cross multiply
    68,028.50x = 93,888.20 × 41,171.47
  4. Step 4: Simplify right side
    68,028.50x = 3,865,515,209.65
  5. Step 5: Solve for x
    x = 3,865,515,209.65/68,028.50
  6. Step 6: Final answer
    x = 56,822.00

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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.