Home / 166,534.31-229,817.35-91,082.81

Finding the Fourth Proportional to 166,534.31, 229,817.35 and 91,082.81

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Solution

The fourth proportional to 166,534.31, 229,817.35 and 91,082.81 is: 125,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,534.31 : 229,817.35 = 91,082.81 : x
  2. Step 2: Convert to fraction form
    166,534.31/229,817.35 = 91,082.81/x
  3. Step 3: Cross multiply
    166,534.31x = 229,817.35 × 91,082.81
  4. Step 4: Simplify right side
    166,534.31x = 20,932,410,713.15
  5. Step 5: Solve for x
    x = 20,932,410,713.15/166,534.31
  6. Step 6: Final answer
    x = 125,694.28

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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.