Home / 100,584.28-150,895.80-38,249.92

Finding the Fourth Proportional to 100,584.28, 150,895.80 and 38,249.92

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Solution

The fourth proportional to 100,584.28, 150,895.80 and 38,249.92 is: 57,382.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,584.28 : 150,895.80 = 38,249.92 : x
  2. Step 2: Convert to fraction form
    100,584.28/150,895.80 = 38,249.92/x
  3. Step 3: Cross multiply
    100,584.28x = 150,895.80 × 38,249.92
  4. Step 4: Simplify right side
    100,584.28x = 5,771,752,278.34
  5. Step 5: Solve for x
    x = 5,771,752,278.34/100,584.28
  6. Step 6: Final answer
    x = 57,382.25

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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.