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Finding the Fourth Proportional to 97,116.22, 134,058 and 75,902.32

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Solution

The fourth proportional to 97,116.22, 134,058 and 75,902.32 is: 104,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,116.22 : 134,058 = 75,902.32 : x
  2. Step 2: Convert to fraction form
    97,116.22/134,058 = 75,902.32/x
  3. Step 3: Cross multiply
    97,116.22x = 134,058 × 75,902.32
  4. Step 4: Simplify right side
    97,116.22x = 10,175,313,214.56
  5. Step 5: Solve for x
    x = 10,175,313,214.56/97,116.22
  6. Step 6: Final answer
    x = 104,774.60

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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.