Home / 134,067.12-201,101.29-45,321.10

Finding the Fourth Proportional to 134,067.12, 201,101.29 and 45,321.10

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Solution

The fourth proportional to 134,067.12, 201,101.29 and 45,321.10 is: 67,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,067.12 : 201,101.29 = 45,321.10 : x
  2. Step 2: Convert to fraction form
    134,067.12/201,101.29 = 45,321.10/x
  3. Step 3: Cross multiply
    134,067.12x = 201,101.29 × 45,321.10
  4. Step 4: Simplify right side
    134,067.12x = 9,114,131,674.22
  5. Step 5: Solve for x
    x = 9,114,131,674.22/134,067.12
  6. Step 6: Final answer
    x = 67,981.86

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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.