Home / 223,273.35-334,920.96-90,137.01

Finding the Fourth Proportional to 223,273.35, 334,920.96 and 90,137.01

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Solution

The fourth proportional to 223,273.35, 334,920.96 and 90,137.01 is: 135,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,273.35 : 334,920.96 = 90,137.01 : x
  2. Step 2: Convert to fraction form
    223,273.35/334,920.96 = 90,137.01/x
  3. Step 3: Cross multiply
    223,273.35x = 334,920.96 × 90,137.01
  4. Step 4: Simplify right side
    223,273.35x = 30,188,773,920.73
  5. Step 5: Solve for x
    x = 30,188,773,920.73/223,273.35
  6. Step 6: Final answer
    x = 135,209.93

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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.