Home / 133,918.10-184,815.17-88,517.36

Finding the Fourth Proportional to 133,918.10, 184,815.17 and 88,517.36

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Solution

The fourth proportional to 133,918.10, 184,815.17 and 88,517.36 is: 122,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,918.10 : 184,815.17 = 88,517.36 : x
  2. Step 2: Convert to fraction form
    133,918.10/184,815.17 = 88,517.36/x
  3. Step 3: Cross multiply
    133,918.10x = 184,815.17 × 88,517.36
  4. Step 4: Simplify right side
    133,918.10x = 16,359,350,936.35
  5. Step 5: Solve for x
    x = 16,359,350,936.35/133,918.10
  6. Step 6: Final answer
    x = 122,159.37

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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.