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Finding the Fourth Proportional to 169,796.74, 234,309.21 and 94,342.66

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Solution

The fourth proportional to 169,796.74, 234,309.21 and 94,342.66 is: 130,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,796.74 : 234,309.21 = 94,342.66 : x
  2. Step 2: Convert to fraction form
    169,796.74/234,309.21 = 94,342.66/x
  3. Step 3: Cross multiply
    169,796.74x = 234,309.21 × 94,342.66
  4. Step 4: Simplify right side
    169,796.74x = 22,105,354,133.90
  5. Step 5: Solve for x
    x = 22,105,354,133.90/169,796.74
  6. Step 6: Final answer
    x = 130,187.15

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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.