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Finding the Fourth Proportional to 101,674.28, 152,480.72 and 38,473.22

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Solution

The fourth proportional to 101,674.28, 152,480.72 and 38,473.22 is: 57,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,674.28 : 152,480.72 = 38,473.22 : x
  2. Step 2: Convert to fraction form
    101,674.28/152,480.72 = 38,473.22/x
  3. Step 3: Cross multiply
    101,674.28x = 152,480.72 × 38,473.22
  4. Step 4: Simplify right side
    101,674.28x = 5,866,424,286.32
  5. Step 5: Solve for x
    x = 5,866,424,286.32/101,674.28
  6. Step 6: Final answer
    x = 57,698.21

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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.