Home / 223,357.50-335,098.79-90,331.17

Finding the Fourth Proportional to 223,357.50, 335,098.79 and 90,331.17

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Solution

The fourth proportional to 223,357.50, 335,098.79 and 90,331.17 is: 135,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,357.50 : 335,098.79 = 90,331.17 : x
  2. Step 2: Convert to fraction form
    223,357.50/335,098.79 = 90,331.17/x
  3. Step 3: Cross multiply
    223,357.50x = 335,098.79 × 90,331.17
  4. Step 4: Simplify right side
    223,357.50x = 30,269,865,314.63
  5. Step 5: Solve for x
    x = 30,269,865,314.63/223,357.50
  6. Step 6: Final answer
    x = 135,522.05

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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.