Home / 65,177.38-97,677.64-27,690.45

Finding the Fourth Proportional to 65,177.38, 97,677.64 and 27,690.45

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Solution

The fourth proportional to 65,177.38, 97,677.64 and 27,690.45 is: 41,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,177.38 : 97,677.64 = 27,690.45 : x
  2. Step 2: Convert to fraction form
    65,177.38/97,677.64 = 27,690.45/x
  3. Step 3: Cross multiply
    65,177.38x = 97,677.64 × 27,690.45
  4. Step 4: Simplify right side
    65,177.38x = 2,704,737,806.54
  5. Step 5: Solve for x
    x = 2,704,737,806.54/65,177.38
  6. Step 6: Final answer
    x = 41,498.11

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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.