Home / 199,238.16-274,948.88-108,594.20

Finding the Fourth Proportional to 199,238.16, 274,948.88 and 108,594.20

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Solution

The fourth proportional to 199,238.16, 274,948.88 and 108,594.20 is: 149,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,238.16 : 274,948.88 = 108,594.20 : x
  2. Step 2: Convert to fraction form
    199,238.16/274,948.88 = 108,594.20/x
  3. Step 3: Cross multiply
    199,238.16x = 274,948.88 × 108,594.20
  4. Step 4: Simplify right side
    199,238.16x = 29,857,853,808.90
  5. Step 5: Solve for x
    x = 29,857,853,808.90/199,238.16
  6. Step 6: Final answer
    x = 149,860.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.