Home / 108,690.11-163,082.10-58,805.36

Finding the Fourth Proportional to 108,690.11, 163,082.10 and 58,805.36

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Solution

The fourth proportional to 108,690.11, 163,082.10 and 58,805.36 is: 88,233.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,690.11 : 163,082.10 = 58,805.36 : x
  2. Step 2: Convert to fraction form
    108,690.11/163,082.10 = 58,805.36/x
  3. Step 3: Cross multiply
    108,690.11x = 163,082.10 × 58,805.36
  4. Step 4: Simplify right side
    108,690.11x = 9,590,101,600.06
  5. Step 5: Solve for x
    x = 9,590,101,600.06/108,690.11
  6. Step 6: Final answer
    x = 88,233.43

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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.