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Finding the Fourth Proportional to 192,552.15, 288,737.07 and 112,613.25

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Solution

The fourth proportional to 192,552.15, 288,737.07 and 112,613.25 is: 168,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,552.15 : 288,737.07 = 112,613.25 : x
  2. Step 2: Convert to fraction form
    192,552.15/288,737.07 = 112,613.25/x
  3. Step 3: Cross multiply
    192,552.15x = 288,737.07 × 112,613.25
  4. Step 4: Simplify right side
    192,552.15x = 32,515,618,404.49
  5. Step 5: Solve for x
    x = 32,515,618,404.49/192,552.15
  6. Step 6: Final answer
    x = 168,866.56

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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.