Home / 97,694.90-146,540.76-31,134.13

Finding the Fourth Proportional to 97,694.90, 146,540.76 and 31,134.13

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Solution

The fourth proportional to 97,694.90, 146,540.76 and 31,134.13 is: 46,700.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,694.90 : 146,540.76 = 31,134.13 : x
  2. Step 2: Convert to fraction form
    97,694.90/146,540.76 = 31,134.13/x
  3. Step 3: Cross multiply
    97,694.90x = 146,540.76 × 31,134.13
  4. Step 4: Simplify right side
    97,694.90x = 4,562,419,072.14
  5. Step 5: Solve for x
    x = 4,562,419,072.14/97,694.90
  6. Step 6: Final answer
    x = 46,700.69

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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.