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Finding the Fourth Proportional to 227,026.65, 340,460.21 and 67,059.90

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Solution

The fourth proportional to 227,026.65, 340,460.21 and 67,059.90 is: 100,566.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,026.65 : 340,460.21 = 67,059.90 : x
  2. Step 2: Convert to fraction form
    227,026.65/340,460.21 = 67,059.90/x
  3. Step 3: Cross multiply
    227,026.65x = 340,460.21 × 67,059.90
  4. Step 4: Simplify right side
    227,026.65x = 22,831,227,804.23
  5. Step 5: Solve for x
    x = 22,831,227,804.23/227,026.65
  6. Step 6: Final answer
    x = 100,566.29

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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.