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Finding the Fourth Proportional to 188,502.72, 282,600.48 and 104,259.44

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Solution

The fourth proportional to 188,502.72, 282,600.48 and 104,259.44 is: 156,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,502.72 : 282,600.48 = 104,259.44 : x
  2. Step 2: Convert to fraction form
    188,502.72/282,600.48 = 104,259.44/x
  3. Step 3: Cross multiply
    188,502.72x = 282,600.48 × 104,259.44
  4. Step 4: Simplify right side
    188,502.72x = 29,463,767,788.53
  5. Step 5: Solve for x
    x = 29,463,767,788.53/188,502.72
  6. Step 6: Final answer
    x = 156,304.20

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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.