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Finding the Fourth Proportional to 192,620.64, 288,945.84 and 59,500.32

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Solution

The fourth proportional to 192,620.64, 288,945.84 and 59,500.32 is: 89,255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,620.64 : 288,945.84 = 59,500.32 : x
  2. Step 2: Convert to fraction form
    192,620.64/288,945.84 = 59,500.32/x
  3. Step 3: Cross multiply
    192,620.64x = 288,945.84 × 59,500.32
  4. Step 4: Simplify right side
    192,620.64x = 17,192,369,942.67
  5. Step 5: Solve for x
    x = 17,192,369,942.67/192,620.64
  6. Step 6: Final answer
    x = 89,255.08

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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.