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Finding the Fourth Proportional to 169,646.44, 234,006.18 and 109,297

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Solution

The fourth proportional to 169,646.44, 234,006.18 and 109,297 is: 150,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,646.44 : 234,006.18 = 109,297 : x
  2. Step 2: Convert to fraction form
    169,646.44/234,006.18 = 109,297/x
  3. Step 3: Cross multiply
    169,646.44x = 234,006.18 × 109,297
  4. Step 4: Simplify right side
    169,646.44x = 25,576,173,455.46
  5. Step 5: Solve for x
    x = 25,576,173,455.46/169,646.44
  6. Step 6: Final answer
    x = 150,761.63

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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.