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Finding the Fourth Proportional to 223,904.39, 335,900.88 and 63,981.77

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Solution

The fourth proportional to 223,904.39, 335,900.88 and 63,981.77 is: 95,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,904.39 : 335,900.88 = 63,981.77 : x
  2. Step 2: Convert to fraction form
    223,904.39/335,900.88 = 63,981.77/x
  3. Step 3: Cross multiply
    223,904.39x = 335,900.88 × 63,981.77
  4. Step 4: Simplify right side
    223,904.39x = 21,491,531,167.45
  5. Step 5: Solve for x
    x = 21,491,531,167.45/223,904.39
  6. Step 6: Final answer
    x = 95,985.31

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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.