Home / 227,842.23-341,772.81-78,185.43

Finding the Fourth Proportional to 227,842.23, 341,772.81 and 78,185.43

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Solution

The fourth proportional to 227,842.23, 341,772.81 and 78,185.43 is: 117,281.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,842.23 : 341,772.81 = 78,185.43 : x
  2. Step 2: Convert to fraction form
    227,842.23/341,772.81 = 78,185.43/x
  3. Step 3: Cross multiply
    227,842.23x = 341,772.81 × 78,185.43
  4. Step 4: Simplify right side
    227,842.23x = 26,721,654,112.16
  5. Step 5: Solve for x
    x = 26,721,654,112.16/227,842.23
  6. Step 6: Final answer
    x = 117,281.39

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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.