Home / 189,771.26-284,614.86-54,806.02

Finding the Fourth Proportional to 189,771.26, 284,614.86 and 54,806.02

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Solution

The fourth proportional to 189,771.26, 284,614.86 and 54,806.02 is: 82,196.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,771.26 : 284,614.86 = 54,806.02 : x
  2. Step 2: Convert to fraction form
    189,771.26/284,614.86 = 54,806.02/x
  3. Step 3: Cross multiply
    189,771.26x = 284,614.86 × 54,806.02
  4. Step 4: Simplify right side
    189,771.26x = 15,598,607,203.44
  5. Step 5: Solve for x
    x = 15,598,607,203.44/189,771.26
  6. Step 6: Final answer
    x = 82,196.89

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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.