Home / 97,780.28-146,736.09-34,600.11

Finding the Fourth Proportional to 97,780.28, 146,736.09 and 34,600.11

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Solution

The fourth proportional to 97,780.28, 146,736.09 and 34,600.11 is: 51,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,780.28 : 146,736.09 = 34,600.11 : x
  2. Step 2: Convert to fraction form
    97,780.28/146,736.09 = 34,600.11/x
  3. Step 3: Cross multiply
    97,780.28x = 146,736.09 × 34,600.11
  4. Step 4: Simplify right side
    97,780.28x = 5,077,084,854.97
  5. Step 5: Solve for x
    x = 5,077,084,854.97/97,780.28
  6. Step 6: Final answer
    x = 51,923.41

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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.