Home / 133,066.22-199,171.04-69,797.66

Finding the Fourth Proportional to 133,066.22, 199,171.04 and 69,797.66

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Solution

The fourth proportional to 133,066.22, 199,171.04 and 69,797.66 is: 104,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,066.22 : 199,171.04 = 69,797.66 : x
  2. Step 2: Convert to fraction form
    133,066.22/199,171.04 = 69,797.66/x
  3. Step 3: Cross multiply
    133,066.22x = 199,171.04 × 69,797.66
  4. Step 4: Simplify right side
    133,066.22x = 13,901,671,186.92
  5. Step 5: Solve for x
    x = 13,901,671,186.92/133,066.22
  6. Step 6: Final answer
    x = 104,471.83

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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.