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Finding the Fourth Proportional to 223,031.73, 334,477.11 and 73,247.34

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Solution

The fourth proportional to 223,031.73, 334,477.11 and 73,247.34 is: 109,847.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,031.73 : 334,477.11 = 73,247.34 : x
  2. Step 2: Convert to fraction form
    223,031.73/334,477.11 = 73,247.34/x
  3. Step 3: Cross multiply
    223,031.73x = 334,477.11 × 73,247.34
  4. Step 4: Simplify right side
    223,031.73x = 24,499,558,598.39
  5. Step 5: Solve for x
    x = 24,499,558,598.39/223,031.73
  6. Step 6: Final answer
    x = 109,847.86

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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.