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Finding the Fourth Proportional to 167,082.88, 230,577.60 and 91,626.88

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Solution

The fourth proportional to 167,082.88, 230,577.60 and 91,626.88 is: 126,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,082.88 : 230,577.60 = 91,626.88 : x
  2. Step 2: Convert to fraction form
    167,082.88/230,577.60 = 91,626.88/x
  3. Step 3: Cross multiply
    167,082.88x = 230,577.60 × 91,626.88
  4. Step 4: Simplify right side
    167,082.88x = 21,127,106,085.89
  5. Step 5: Solve for x
    x = 21,127,106,085.89/167,082.88
  6. Step 6: Final answer
    x = 126,446.86

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1.5x scale

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.