Home / 192,590.40-288,280.13-132,265.65

Finding the Fourth Proportional to 192,590.40, 288,280.13 and 132,265.65

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Solution

The fourth proportional to 192,590.40, 288,280.13 and 132,265.65 is: 197,982.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,590.40 : 288,280.13 = 132,265.65 : x
  2. Step 2: Convert to fraction form
    192,590.40/288,280.13 = 132,265.65/x
  3. Step 3: Cross multiply
    192,590.40x = 288,280.13 × 132,265.65
  4. Step 4: Simplify right side
    192,590.40x = 38,129,558,115.21
  5. Step 5: Solve for x
    x = 38,129,558,115.21/192,590.40
  6. Step 6: Final answer
    x = 197,982.65

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1.5x scale

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.