Home / 188,116.96-259,604.60-103,241.92

Finding the Fourth Proportional to 188,116.96, 259,604.60 and 103,241.92

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Solution

The fourth proportional to 188,116.96, 259,604.60 and 103,241.92 is: 142,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,116.96 : 259,604.60 = 103,241.92 : x
  2. Step 2: Convert to fraction form
    188,116.96/259,604.60 = 103,241.92/x
  3. Step 3: Cross multiply
    188,116.96x = 259,604.60 × 103,241.92
  4. Step 4: Simplify right side
    188,116.96x = 26,802,077,344.83
  5. Step 5: Solve for x
    x = 26,802,077,344.83/188,116.96
  6. Step 6: Final answer
    x = 142,475.60

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1.5x scale

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.