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Finding the Fourth Proportional to 223,777.02, 335,585.58 and 73,989.66

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Solution

The fourth proportional to 223,777.02, 335,585.58 and 73,989.66 is: 110,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,777.02 : 335,585.58 = 73,989.66 : x
  2. Step 2: Convert to fraction form
    223,777.02/335,585.58 = 73,989.66/x
  3. Step 3: Cross multiply
    223,777.02x = 335,585.58 × 73,989.66
  4. Step 4: Simplify right side
    223,777.02x = 24,829,862,965.10
  5. Step 5: Solve for x
    x = 24,829,862,965.10/223,777.02
  6. Step 6: Final answer
    x = 110,958.06

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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.