Home / 132,286.34-182,549.89-71,855.75

Finding the Fourth Proportional to 132,286.34, 182,549.89 and 71,855.75

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Solution

The fourth proportional to 132,286.34, 182,549.89 and 71,855.75 is: 99,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,286.34 : 182,549.89 = 71,855.75 : x
  2. Step 2: Convert to fraction form
    132,286.34/182,549.89 = 71,855.75/x
  3. Step 3: Cross multiply
    132,286.34x = 182,549.89 × 71,855.75
  4. Step 4: Simplify right side
    132,286.34x = 13,117,259,258.37
  5. Step 5: Solve for x
    x = 13,117,259,258.37/132,286.34
  6. Step 6: Final answer
    x = 99,158.08

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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.