Home / 145,310.68-217,959.99-50,562.55

Finding the Fourth Proportional to 145,310.68, 217,959.99 and 50,562.55

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Solution

The fourth proportional to 145,310.68, 217,959.99 and 50,562.55 is: 75,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,310.68 : 217,959.99 = 50,562.55 : x
  2. Step 2: Convert to fraction form
    145,310.68/217,959.99 = 50,562.55/x
  3. Step 3: Cross multiply
    145,310.68x = 217,959.99 × 50,562.55
  4. Step 4: Simplify right side
    145,310.68x = 11,020,612,892.37
  5. Step 5: Solve for x
    x = 11,020,612,892.37/145,310.68
  6. Step 6: Final answer
    x = 75,841.73

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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.