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Finding the Fourth Proportional to 188,569.41, 282,667.28 and 88,550.56

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Solution

The fourth proportional to 188,569.41, 282,667.28 and 88,550.56 is: 132,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,569.41 : 282,667.28 = 88,550.56 : x
  2. Step 2: Convert to fraction form
    188,569.41/282,667.28 = 88,550.56/x
  3. Step 3: Cross multiply
    188,569.41x = 282,667.28 × 88,550.56
  4. Step 4: Simplify right side
    188,569.41x = 25,030,345,848.26
  5. Step 5: Solve for x
    x = 25,030,345,848.26/188,569.41
  6. Step 6: Final answer
    x = 132,738.10

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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.