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Finding the Fourth Proportional to 192,503.34, 288,756.36 and 59,380.65

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Solution

The fourth proportional to 192,503.34, 288,756.36 and 59,380.65 is: 89,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,503.34 : 288,756.36 = 59,380.65 : x
  2. Step 2: Convert to fraction form
    192,503.34/288,756.36 = 59,380.65/x
  3. Step 3: Cross multiply
    192,503.34x = 288,756.36 × 59,380.65
  4. Step 4: Simplify right side
    192,503.34x = 17,146,540,348.43
  5. Step 5: Solve for x
    x = 17,146,540,348.43/192,503.34
  6. Step 6: Final answer
    x = 89,071.39

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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.