Home / 132,253.63-198,317.90-51,238.62

Finding the Fourth Proportional to 132,253.63, 198,317.90 and 51,238.62

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Solution

The fourth proportional to 132,253.63, 198,317.90 and 51,238.62 is: 76,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,253.63 : 198,317.90 = 51,238.62 : x
  2. Step 2: Convert to fraction form
    132,253.63/198,317.90 = 51,238.62/x
  3. Step 3: Cross multiply
    132,253.63x = 198,317.90 × 51,238.62
  4. Step 4: Simplify right side
    132,253.63x = 10,161,535,645.39
  5. Step 5: Solve for x
    x = 10,161,535,645.39/132,253.63
  6. Step 6: Final answer
    x = 76,833.70

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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.