Home / 97,134.39-145,704.32-27,013.70

Finding the Fourth Proportional to 97,134.39, 145,704.32 and 27,013.70

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Solution

The fourth proportional to 97,134.39, 145,704.32 and 27,013.70 is: 40,521.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,134.39 : 145,704.32 = 27,013.70 : x
  2. Step 2: Convert to fraction form
    97,134.39/145,704.32 = 27,013.70/x
  3. Step 3: Cross multiply
    97,134.39x = 145,704.32 × 27,013.70
  4. Step 4: Simplify right side
    97,134.39x = 3,936,013,119.68
  5. Step 5: Solve for x
    x = 3,936,013,119.68/97,134.39
  6. Step 6: Final answer
    x = 40,521.31

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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.