Home / 223,829.84-335,630.69-109,985.21

Finding the Fourth Proportional to 223,829.84, 335,630.69 and 109,985.21

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Solution

The fourth proportional to 223,829.84, 335,630.69 and 109,985.21 is: 164,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,829.84 : 335,630.69 = 109,985.21 : x
  2. Step 2: Convert to fraction form
    223,829.84/335,630.69 = 109,985.21/x
  3. Step 3: Cross multiply
    223,829.84x = 335,630.69 × 109,985.21
  4. Step 4: Simplify right side
    223,829.84x = 36,914,409,694.02
  5. Step 5: Solve for x
    x = 36,914,409,694.02/223,829.84
  6. Step 6: Final answer
    x = 164,921.76

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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.