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Finding the Fourth Proportional to 92,094.16, 126,980.04 and 65,241.04

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Solution

The fourth proportional to 92,094.16, 126,980.04 and 65,241.04 is: 89,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,094.16 : 126,980.04 = 65,241.04 : x
  2. Step 2: Convert to fraction form
    92,094.16/126,980.04 = 65,241.04/x
  3. Step 3: Cross multiply
    92,094.16x = 126,980.04 × 65,241.04
  4. Step 4: Simplify right side
    92,094.16x = 8,284,309,868.84
  5. Step 5: Solve for x
    x = 8,284,309,868.84/92,094.16
  6. Step 6: Final answer
    x = 89,954.78

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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.