Home / 84,529.11-126,806.03-25,369.46

Finding the Fourth Proportional to 84,529.11, 126,806.03 and 25,369.46

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Solution

The fourth proportional to 84,529.11, 126,806.03 and 25,369.46 is: 38,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,529.11 : 126,806.03 = 25,369.46 : x
  2. Step 2: Convert to fraction form
    84,529.11/126,806.03 = 25,369.46/x
  3. Step 3: Cross multiply
    84,529.11x = 126,806.03 × 25,369.46
  4. Step 4: Simplify right side
    84,529.11x = 3,217,000,505.84
  5. Step 5: Solve for x
    x = 3,217,000,505.84/84,529.11
  6. Step 6: Final answer
    x = 38,057.90

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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.