Home / 188,403.39-282,604.68-48,161.61

Finding the Fourth Proportional to 188,403.39, 282,604.68 and 48,161.61

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Solution

The fourth proportional to 188,403.39, 282,604.68 and 48,161.61 is: 72,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,403.39 : 282,604.68 = 48,161.61 : x
  2. Step 2: Convert to fraction form
    188,403.39/282,604.68 = 48,161.61/x
  3. Step 3: Cross multiply
    188,403.39x = 282,604.68 × 48,161.61
  4. Step 4: Simplify right side
    188,403.39x = 13,610,696,382.33
  5. Step 5: Solve for x
    x = 13,610,696,382.33/188,403.39
  6. Step 6: Final answer
    x = 72,242.31

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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.