Home / 68,171.60-94,088.28-43,965.75

Finding the Fourth Proportional to 68,171.60, 94,088.28 and 43,965.75

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Solution

The fourth proportional to 68,171.60, 94,088.28 and 43,965.75 is: 60,680.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,171.60 : 94,088.28 = 43,965.75 : x
  2. Step 2: Convert to fraction form
    68,171.60/94,088.28 = 43,965.75/x
  3. Step 3: Cross multiply
    68,171.60x = 94,088.28 × 43,965.75
  4. Step 4: Simplify right side
    68,171.60x = 4,136,661,796.41
  5. Step 5: Solve for x
    x = 4,136,661,796.41/68,171.60
  6. Step 6: Final answer
    x = 60,680.14

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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.