Home / 133,184.24-199,776-109,716.32

Finding the Fourth Proportional to 133,184.24, 199,776 and 109,716.32

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Solution

The fourth proportional to 133,184.24, 199,776 and 109,716.32 is: 164,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,184.24 : 199,776 = 109,716.32 : x
  2. Step 2: Convert to fraction form
    133,184.24/199,776 = 109,716.32/x
  3. Step 3: Cross multiply
    133,184.24x = 199,776 × 109,716.32
  4. Step 4: Simplify right side
    133,184.24x = 21,918,687,544.32
  5. Step 5: Solve for x
    x = 21,918,687,544.32/133,184.24
  6. Step 6: Final answer
    x = 164,574.18

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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.