Home / 133,418.20-200,564.70-94,246.60

Finding the Fourth Proportional to 133,418.20, 200,564.70 and 94,246.60

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Solution

The fourth proportional to 133,418.20, 200,564.70 and 94,246.60 is: 141,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,418.20 : 200,564.70 = 94,246.60 : x
  2. Step 2: Convert to fraction form
    133,418.20/200,564.70 = 94,246.60/x
  3. Step 3: Cross multiply
    133,418.20x = 200,564.70 × 94,246.60
  4. Step 4: Simplify right side
    133,418.20x = 18,902,541,055.02
  5. Step 5: Solve for x
    x = 18,902,541,055.02/133,418.20
  6. Step 6: Final answer
    x = 141,678.88

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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.