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Finding the Fourth Proportional to 223,172.01, 334,807.29 and 73,458.36

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Solution

The fourth proportional to 223,172.01, 334,807.29 and 73,458.36 is: 110,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,172.01 : 334,807.29 = 73,458.36 : x
  2. Step 2: Convert to fraction form
    223,172.01/334,807.29 = 73,458.36/x
  3. Step 3: Cross multiply
    223,172.01x = 334,807.29 × 73,458.36
  4. Step 4: Simplify right side
    223,172.01x = 24,594,394,439.44
  5. Step 5: Solve for x
    x = 24,594,394,439.44/223,172.01
  6. Step 6: Final answer
    x = 110,203.76

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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.