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Finding the Fourth Proportional to 136,297.89, 188,026.52 and 96,033.87

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Solution

The fourth proportional to 136,297.89, 188,026.52 and 96,033.87 is: 132,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,297.89 : 188,026.52 = 96,033.87 : x
  2. Step 2: Convert to fraction form
    136,297.89/188,026.52 = 96,033.87/x
  3. Step 3: Cross multiply
    136,297.89x = 188,026.52 × 96,033.87
  4. Step 4: Simplify right side
    136,297.89x = 18,056,913,898.06
  5. Step 5: Solve for x
    x = 18,056,913,898.06/136,297.89
  6. Step 6: Final answer
    x = 132,481.24

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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.