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Finding the Fourth Proportional to 227,187.96, 340,781.90 and 60,975.96

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Solution

The fourth proportional to 227,187.96, 340,781.90 and 60,975.96 is: 91,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,187.96 : 340,781.90 = 60,975.96 : x
  2. Step 2: Convert to fraction form
    227,187.96/340,781.90 = 60,975.96/x
  3. Step 3: Cross multiply
    227,187.96x = 340,781.90 × 60,975.96
  4. Step 4: Simplify right side
    227,187.96x = 20,779,503,503.12
  5. Step 5: Solve for x
    x = 20,779,503,503.12/227,187.96
  6. Step 6: Final answer
    x = 91,463.93

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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.