Home / 99,204.41-148,759.71-38,443.14

Finding the Fourth Proportional to 99,204.41, 148,759.71 and 38,443.14

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Solution

The fourth proportional to 99,204.41, 148,759.71 and 38,443.14 is: 57,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,204.41 : 148,759.71 = 38,443.14 : x
  2. Step 2: Convert to fraction form
    99,204.41/148,759.71 = 38,443.14/x
  3. Step 3: Cross multiply
    99,204.41x = 148,759.71 × 38,443.14
  4. Step 4: Simplify right side
    99,204.41x = 5,718,790,357.89
  5. Step 5: Solve for x
    x = 5,718,790,357.89/99,204.41
  6. Step 6: Final answer
    x = 57,646.53

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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.