Home / 182,709.82-252,140.52-102,140.74

Finding the Fourth Proportional to 182,709.82, 252,140.52 and 102,140.74

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Solution

The fourth proportional to 182,709.82, 252,140.52 and 102,140.74 is: 140,954.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,709.82 : 252,140.52 = 102,140.74 : x
  2. Step 2: Convert to fraction form
    182,709.82/252,140.52 = 102,140.74/x
  3. Step 3: Cross multiply
    182,709.82x = 252,140.52 × 102,140.74
  4. Step 4: Simplify right side
    182,709.82x = 25,753,819,296.78
  5. Step 5: Solve for x
    x = 25,753,819,296.78/182,709.82
  6. Step 6: Final answer
    x = 140,954.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.