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Finding the Fourth Proportional to 227,287.64, 340,918.02 and 67,357.08

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Solution

The fourth proportional to 227,287.64, 340,918.02 and 67,357.08 is: 101,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,287.64 : 340,918.02 = 67,357.08 : x
  2. Step 2: Convert to fraction form
    227,287.64/340,918.02 = 67,357.08/x
  3. Step 3: Cross multiply
    227,287.64x = 340,918.02 × 67,357.08
  4. Step 4: Simplify right side
    227,287.64x = 22,963,242,346.58
  5. Step 5: Solve for x
    x = 22,963,242,346.58/227,287.64
  6. Step 6: Final answer
    x = 101,031.64

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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.