Home / 188,020.69-281,948.01-88,100.17

Finding the Fourth Proportional to 188,020.69, 281,948.01 and 88,100.17

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Solution

The fourth proportional to 188,020.69, 281,948.01 and 88,100.17 is: 132,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,020.69 : 281,948.01 = 88,100.17 : x
  2. Step 2: Convert to fraction form
    188,020.69/281,948.01 = 88,100.17/x
  3. Step 3: Cross multiply
    188,020.69x = 281,948.01 × 88,100.17
  4. Step 4: Simplify right side
    188,020.69x = 24,839,667,612.16
  5. Step 5: Solve for x
    x = 24,839,667,612.16/188,020.69
  6. Step 6: Final answer
    x = 132,111.35

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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.