Home / 134,091.48-201,163.17-50,979

Finding the Fourth Proportional to 134,091.48, 201,163.17 and 50,979

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Solution

The fourth proportional to 134,091.48, 201,163.17 and 50,979 is: 76,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,091.48 : 201,163.17 = 50,979 : x
  2. Step 2: Convert to fraction form
    134,091.48/201,163.17 = 50,979/x
  3. Step 3: Cross multiply
    134,091.48x = 201,163.17 × 50,979
  4. Step 4: Simplify right side
    134,091.48x = 10,255,097,243.43
  5. Step 5: Solve for x
    x = 10,255,097,243.43/134,091.48
  6. Step 6: Final answer
    x = 76,478.37

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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.