Home / 95,561.76-142,972.02-68,968.92

Finding the Fourth Proportional to 95,561.76, 142,972.02 and 68,968.92

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Solution

The fourth proportional to 95,561.76, 142,972.02 and 68,968.92 is: 103,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,561.76 : 142,972.02 = 68,968.92 : x
  2. Step 2: Convert to fraction form
    95,561.76/142,972.02 = 68,968.92/x
  3. Step 3: Cross multiply
    95,561.76x = 142,972.02 × 68,968.92
  4. Step 4: Simplify right side
    95,561.76x = 9,860,625,809.62
  5. Step 5: Solve for x
    x = 9,860,625,809.62/95,561.76
  6. Step 6: Final answer
    x = 103,185.90

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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.