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Finding the Fourth Proportional to 223,464.32, 335,124.48 and 73,669.76

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Solution

The fourth proportional to 223,464.32, 335,124.48 and 73,669.76 is: 110,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,464.32 : 335,124.48 = 73,669.76 : x
  2. Step 2: Convert to fraction form
    223,464.32/335,124.48 = 73,669.76/x
  3. Step 3: Cross multiply
    223,464.32x = 335,124.48 × 73,669.76
  4. Step 4: Simplify right side
    223,464.32x = 24,688,540,011.72
  5. Step 5: Solve for x
    x = 24,688,540,011.72/223,464.32
  6. Step 6: Final answer
    x = 110,480.90

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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.