Home / 188,211.64-259,732.52-103,334.18

Finding the Fourth Proportional to 188,211.64, 259,732.52 and 103,334.18

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Solution

The fourth proportional to 188,211.64, 259,732.52 and 103,334.18 is: 142,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,211.64 : 259,732.52 = 103,334.18 : x
  2. Step 2: Convert to fraction form
    188,211.64/259,732.52 = 103,334.18/x
  3. Step 3: Cross multiply
    188,211.64x = 259,732.52 × 103,334.18
  4. Step 4: Simplify right side
    188,211.64x = 26,839,246,973.53
  5. Step 5: Solve for x
    x = 26,839,246,973.53/188,211.64
  6. Step 6: Final answer
    x = 142,601.42

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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.