Home / 136,146.18-204,241.14-57,282.96

Finding the Fourth Proportional to 136,146.18, 204,241.14 and 57,282.96

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Solution

The fourth proportional to 136,146.18, 204,241.14 and 57,282.96 is: 85,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,146.18 : 204,241.14 = 57,282.96 : x
  2. Step 2: Convert to fraction form
    136,146.18/204,241.14 = 57,282.96/x
  3. Step 3: Cross multiply
    136,146.18x = 204,241.14 × 57,282.96
  4. Step 4: Simplify right side
    136,146.18x = 11,699,537,052.97
  5. Step 5: Solve for x
    x = 11,699,537,052.97/136,146.18
  6. Step 6: Final answer
    x = 85,933.64

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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.