Home / 183,418.32-275,205.24-100,215.12

Finding the Fourth Proportional to 183,418.32, 275,205.24 and 100,215.12

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Solution

The fourth proportional to 183,418.32, 275,205.24 and 100,215.12 is: 150,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,418.32 : 275,205.24 = 100,215.12 : x
  2. Step 2: Convert to fraction form
    183,418.32/275,205.24 = 100,215.12/x
  3. Step 3: Cross multiply
    183,418.32x = 275,205.24 × 100,215.12
  4. Step 4: Simplify right side
    183,418.32x = 27,579,726,151.23
  5. Step 5: Solve for x
    x = 27,579,726,151.23/183,418.32
  6. Step 6: Final answer
    x = 150,365.17

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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.