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Finding the Fourth Proportional to 203,168.71, 304,571.49 and 96,486.85

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Solution

The fourth proportional to 203,168.71, 304,571.49 and 96,486.85 is: 144,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,168.71 : 304,571.49 = 96,486.85 : x
  2. Step 2: Convert to fraction form
    203,168.71/304,571.49 = 96,486.85/x
  3. Step 3: Cross multiply
    203,168.71x = 304,571.49 × 96,486.85
  4. Step 4: Simplify right side
    203,168.71x = 29,387,142,518.32
  5. Step 5: Solve for x
    x = 29,387,142,518.32/203,168.71
  6. Step 6: Final answer
    x = 144,644.04

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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.