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Finding the Fourth Proportional to 188,073.64, 282,096.78 and 88,256.44

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Solution

The fourth proportional to 188,073.64, 282,096.78 and 88,256.44 is: 132,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,073.64 : 282,096.78 = 88,256.44 : x
  2. Step 2: Convert to fraction form
    188,073.64/282,096.78 = 88,256.44/x
  3. Step 3: Cross multiply
    188,073.64x = 282,096.78 × 88,256.44
  4. Step 4: Simplify right side
    188,073.64x = 24,896,857,538.26
  5. Step 5: Solve for x
    x = 24,896,857,538.26/188,073.64
  6. Step 6: Final answer
    x = 132,378.24

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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.