Home / 132,561.36-182,942.55-75,976.38

Finding the Fourth Proportional to 132,561.36, 182,942.55 and 75,976.38

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Solution

The fourth proportional to 132,561.36, 182,942.55 and 75,976.38 is: 104,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,561.36 : 182,942.55 = 75,976.38 : x
  2. Step 2: Convert to fraction form
    132,561.36/182,942.55 = 75,976.38/x
  3. Step 3: Cross multiply
    132,561.36x = 182,942.55 × 75,976.38
  4. Step 4: Simplify right side
    132,561.36x = 13,899,312,696.97
  5. Step 5: Solve for x
    x = 13,899,312,696.97/132,561.36
  6. Step 6: Final answer
    x = 104,851.92

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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.