Home / 68,630.97-94,697.28-43,122.57

Finding the Fourth Proportional to 68,630.97, 94,697.28 and 43,122.57

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Solution

The fourth proportional to 68,630.97, 94,697.28 and 43,122.57 is: 59,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,630.97 : 94,697.28 = 43,122.57 : x
  2. Step 2: Convert to fraction form
    68,630.97/94,697.28 = 43,122.57/x
  3. Step 3: Cross multiply
    68,630.97x = 94,697.28 × 43,122.57
  4. Step 4: Simplify right side
    68,630.97x = 4,083,590,085.61
  5. Step 5: Solve for x
    x = 4,083,590,085.61/68,630.97
  6. Step 6: Final answer
    x = 59,500.69

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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.