Home / 132,998.23-183,497.57-87,659.92

Finding the Fourth Proportional to 132,998.23, 183,497.57 and 87,659.92

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Solution

The fourth proportional to 132,998.23, 183,497.57 and 87,659.92 is: 120,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,998.23 : 183,497.57 = 87,659.92 : x
  2. Step 2: Convert to fraction form
    132,998.23/183,497.57 = 87,659.92/x
  3. Step 3: Cross multiply
    132,998.23x = 183,497.57 × 87,659.92
  4. Step 4: Simplify right side
    132,998.23x = 16,085,382,306.39
  5. Step 5: Solve for x
    x = 16,085,382,306.39/132,998.23
  6. Step 6: Final answer
    x = 120,944.33

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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.