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Finding the Fourth Proportional to 223,172.32, 334,794.48 and 73,369.12

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Solution

The fourth proportional to 223,172.32, 334,794.48 and 73,369.12 is: 110,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,172.32 : 334,794.48 = 73,369.12 : x
  2. Step 2: Convert to fraction form
    223,172.32/334,794.48 = 73,369.12/x
  3. Step 3: Cross multiply
    223,172.32x = 334,794.48 × 73,369.12
  4. Step 4: Simplify right side
    223,172.32x = 24,563,576,378.46
  5. Step 5: Solve for x
    x = 24,563,576,378.46/223,172.32
  6. Step 6: Final answer
    x = 110,065.52

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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.