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Finding the Fourth Proportional to 169,704, 234,196.38 and 94,257.36

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Solution

The fourth proportional to 169,704, 234,196.38 and 94,257.36 is: 130,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,704 : 234,196.38 = 94,257.36 : x
  2. Step 2: Convert to fraction form
    169,704/234,196.38 = 94,257.36/x
  3. Step 3: Cross multiply
    169,704x = 234,196.38 × 94,257.36
  4. Step 4: Simplify right side
    169,704x = 22,074,732,500.36
  5. Step 5: Solve for x
    x = 22,074,732,500.36/169,704
  6. Step 6: Final answer
    x = 130,077.86

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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.