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Finding the Fourth Proportional to 175,357.12, 263,035.68 and 162,760

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Solution

The fourth proportional to 175,357.12, 263,035.68 and 162,760 is: 244,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,357.12 : 263,035.68 = 162,760 : x
  2. Step 2: Convert to fraction form
    175,357.12/263,035.68 = 162,760/x
  3. Step 3: Cross multiply
    175,357.12x = 263,035.68 × 162,760
  4. Step 4: Simplify right side
    175,357.12x = 42,811,687,276.80
  5. Step 5: Solve for x
    x = 42,811,687,276.80/175,357.12
  6. Step 6: Final answer
    x = 244,140.00

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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.