Home / 132,844.71-198,986.04-107,435.19

Finding the Fourth Proportional to 132,844.71, 198,986.04 and 107,435.19

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Solution

The fourth proportional to 132,844.71, 198,986.04 and 107,435.19 is: 160,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,844.71 : 198,986.04 = 107,435.19 : x
  2. Step 2: Convert to fraction form
    132,844.71/198,986.04 = 107,435.19/x
  3. Step 3: Cross multiply
    132,844.71x = 198,986.04 × 107,435.19
  4. Step 4: Simplify right side
    132,844.71x = 21,378,103,014.75
  5. Step 5: Solve for x
    x = 21,378,103,014.75/132,844.71
  6. Step 6: Final answer
    x = 160,925.51

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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.