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Finding the Fourth Proportional to 227,186.47, 340,779.65 and 60,974.47

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Solution

The fourth proportional to 227,186.47, 340,779.65 and 60,974.47 is: 91,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,186.47 : 340,779.65 = 60,974.47 : x
  2. Step 2: Convert to fraction form
    227,186.47/340,779.65 = 60,974.47/x
  3. Step 3: Cross multiply
    227,186.47x = 340,779.65 × 60,974.47
  4. Step 4: Simplify right side
    227,186.47x = 20,778,856,841.64
  5. Step 5: Solve for x
    x = 20,778,856,841.64/227,186.47
  6. Step 6: Final answer
    x = 91,461.68

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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.