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Finding the Fourth Proportional to 114,292.78, 171,391.08 and 43,203.46

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Solution

The fourth proportional to 114,292.78, 171,391.08 and 43,203.46 is: 64,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,292.78 : 171,391.08 = 43,203.46 : x
  2. Step 2: Convert to fraction form
    114,292.78/171,391.08 = 43,203.46/x
  3. Step 3: Cross multiply
    114,292.78x = 171,391.08 × 43,203.46
  4. Step 4: Simplify right side
    114,292.78x = 7,404,687,669.14
  5. Step 5: Solve for x
    x = 7,404,687,669.14/114,292.78
  6. Step 6: Final answer
    x = 64,787.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.