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Finding the Fourth Proportional to 192,382.30, 288,573.45 and 159,614.30

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Solution

The fourth proportional to 192,382.30, 288,573.45 and 159,614.30 is: 239,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,382.30 : 288,573.45 = 159,614.30 : x
  2. Step 2: Convert to fraction form
    192,382.30/288,573.45 = 159,614.30/x
  3. Step 3: Cross multiply
    192,382.30x = 288,573.45 × 159,614.30
  4. Step 4: Simplify right side
    192,382.30x = 46,060,449,220.34
  5. Step 5: Solve for x
    x = 46,060,449,220.34/192,382.30
  6. Step 6: Final answer
    x = 239,421.45

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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.