Home / 132,296.96-198,238-112,494.08

Finding the Fourth Proportional to 132,296.96, 198,238 and 112,494.08

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Solution

The fourth proportional to 132,296.96, 198,238 and 112,494.08 is: 168,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,296.96 : 198,238 = 112,494.08 : x
  2. Step 2: Convert to fraction form
    132,296.96/198,238 = 112,494.08/x
  3. Step 3: Cross multiply
    132,296.96x = 198,238 × 112,494.08
  4. Step 4: Simplify right side
    132,296.96x = 22,300,601,431.04
  5. Step 5: Solve for x
    x = 22,300,601,431.04/132,296.96
  6. Step 6: Final answer
    x = 168,564.73

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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.