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Finding the Fourth Proportional to 223,795.77, 335,613.70 and 74,008.41

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Solution

The fourth proportional to 223,795.77, 335,613.70 and 74,008.41 is: 110,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,795.77 : 335,613.70 = 74,008.41 : x
  2. Step 2: Convert to fraction form
    223,795.77/335,613.70 = 74,008.41/x
  3. Step 3: Cross multiply
    223,795.77x = 335,613.70 × 74,008.41
  4. Step 4: Simplify right side
    223,795.77x = 24,838,236,311.22
  5. Step 5: Solve for x
    x = 24,838,236,311.22/223,795.77
  6. Step 6: Final answer
    x = 110,986.17

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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.