Home / 192,275.08-288,208.38-113,426.44

Finding the Fourth Proportional to 192,275.08, 288,208.38 and 113,426.44

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Solution

The fourth proportional to 192,275.08, 288,208.38 and 113,426.44 is: 170,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,275.08 : 288,208.38 = 113,426.44 : x
  2. Step 2: Convert to fraction form
    192,275.08/288,208.38 = 113,426.44/x
  3. Step 3: Cross multiply
    192,275.08x = 288,208.38 × 113,426.44
  4. Step 4: Simplify right side
    192,275.08x = 32,690,450,521.57
  5. Step 5: Solve for x
    x = 32,690,450,521.57/192,275.08
  6. Step 6: Final answer
    x = 170,019.18

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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.