Home / 133,246.20-183,820.69-79,499.97

Finding the Fourth Proportional to 133,246.20, 183,820.69 and 79,499.97

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Solution

The fourth proportional to 133,246.20, 183,820.69 and 79,499.97 is: 109,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,246.20 : 183,820.69 = 79,499.97 : x
  2. Step 2: Convert to fraction form
    133,246.20/183,820.69 = 79,499.97/x
  3. Step 3: Cross multiply
    133,246.20x = 183,820.69 × 79,499.97
  4. Step 4: Simplify right side
    133,246.20x = 14,613,738,421.28
  5. Step 5: Solve for x
    x = 14,613,738,421.28/133,246.20
  6. Step 6: Final answer
    x = 109,674.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.