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Finding the Fourth Proportional to 223,616.64, 335,353.80 and 73,829.04

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Solution

The fourth proportional to 223,616.64, 335,353.80 and 73,829.04 is: 110,720.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,616.64 : 335,353.80 = 73,829.04 : x
  2. Step 2: Convert to fraction form
    223,616.64/335,353.80 = 73,829.04/x
  3. Step 3: Cross multiply
    223,616.64x = 335,353.80 × 73,829.04
  4. Step 4: Simplify right side
    223,616.64x = 24,758,849,114.35
  5. Step 5: Solve for x
    x = 24,758,849,114.35/223,616.64
  6. Step 6: Final answer
    x = 110,720.07

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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.