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Finding the Fourth Proportional to 169,458.57, 233,872.79 and 94,011.93

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Solution

The fourth proportional to 169,458.57, 233,872.79 and 94,011.93 is: 129,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,458.57 : 233,872.79 = 94,011.93 : x
  2. Step 2: Convert to fraction form
    169,458.57/233,872.79 = 94,011.93/x
  3. Step 3: Cross multiply
    169,458.57x = 233,872.79 × 94,011.93
  4. Step 4: Simplify right side
    169,458.57x = 21,986,831,892.33
  5. Step 5: Solve for x
    x = 21,986,831,892.33/169,458.57
  6. Step 6: Final answer
    x = 129,747.54

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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.