Home / 119,027.72-178,571.61-54,955.01

Finding the Fourth Proportional to 119,027.72, 178,571.61 and 54,955.01

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Solution

The fourth proportional to 119,027.72, 178,571.61 and 54,955.01 is: 82,446.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,027.72 : 178,571.61 = 54,955.01 : x
  2. Step 2: Convert to fraction form
    119,027.72/178,571.61 = 54,955.01/x
  3. Step 3: Cross multiply
    119,027.72x = 178,571.61 × 54,955.01
  4. Step 4: Simplify right side
    119,027.72x = 9,813,404,613.27
  5. Step 5: Solve for x
    x = 9,813,404,613.27/119,027.72
  6. Step 6: Final answer
    x = 82,446.38

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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.