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Finding the Fourth Proportional to 175,376.80, 263,084.40 and 169,847.20

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Solution

The fourth proportional to 175,376.80, 263,084.40 and 169,847.20 is: 254,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,376.80 : 263,084.40 = 169,847.20 : x
  2. Step 2: Convert to fraction form
    175,376.80/263,084.40 = 169,847.20/x
  3. Step 3: Cross multiply
    175,376.80x = 263,084.40 × 169,847.20
  4. Step 4: Simplify right side
    175,376.80x = 44,684,148,703.68
  5. Step 5: Solve for x
    x = 44,684,148,703.68/175,376.80
  6. Step 6: Final answer
    x = 254,789.39

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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.