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Finding the Fourth Proportional to 175,817.25, 263,769.62 and 51,158.25

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Solution

The fourth proportional to 175,817.25, 263,769.62 and 51,158.25 is: 76,750.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,817.25 : 263,769.62 = 51,158.25 : x
  2. Step 2: Convert to fraction form
    175,817.25/263,769.62 = 51,158.25/x
  3. Step 3: Cross multiply
    175,817.25x = 263,769.62 × 51,158.25
  4. Step 4: Simplify right side
    175,817.25x = 13,493,991,906.57
  5. Step 5: Solve for x
    x = 13,493,991,906.57/175,817.25
  6. Step 6: Final answer
    x = 76,750.10

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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.