Home / 188,041.92-259,504.60-103,161.48

Finding the Fourth Proportional to 188,041.92, 259,504.60 and 103,161.48

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Solution

The fourth proportional to 188,041.92, 259,504.60 and 103,161.48 is: 142,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,041.92 : 259,504.60 = 103,161.48 : x
  2. Step 2: Convert to fraction form
    188,041.92/259,504.60 = 103,161.48/x
  3. Step 3: Cross multiply
    188,041.92x = 259,504.60 × 103,161.48
  4. Step 4: Simplify right side
    188,041.92x = 26,770,878,602.81
  5. Step 5: Solve for x
    x = 26,770,878,602.81/188,041.92
  6. Step 6: Final answer
    x = 142,366.55

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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.