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Finding the Fourth Proportional to 227,244.02, 340,870.95 and 69,472.62

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Solution

The fourth proportional to 227,244.02, 340,870.95 and 69,472.62 is: 104,210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,244.02 : 340,870.95 = 69,472.62 : x
  2. Step 2: Convert to fraction form
    227,244.02/340,870.95 = 69,472.62/x
  3. Step 3: Cross multiply
    227,244.02x = 340,870.95 × 69,472.62
  4. Step 4: Simplify right side
    227,244.02x = 23,681,197,978.39
  5. Step 5: Solve for x
    x = 23,681,197,978.39/227,244.02
  6. Step 6: Final answer
    x = 104,210.44

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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.