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Finding the Fourth Proportional to 227,758.94, 341,845.60 and 121,232.45

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Solution

The fourth proportional to 227,758.94, 341,845.60 and 121,232.45 is: 181,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,758.94 : 341,845.60 = 121,232.45 : x
  2. Step 2: Convert to fraction form
    227,758.94/341,845.60 = 121,232.45/x
  3. Step 3: Cross multiply
    227,758.94x = 341,845.60 × 121,232.45
  4. Step 4: Simplify right side
    227,758.94x = 41,442,779,609.72
  5. Step 5: Solve for x
    x = 41,442,779,609.72/227,758.94
  6. Step 6: Final answer
    x = 181,958.96

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1.5x scale

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.