Home / 223,206.40-334,771.20-82,892.80

Finding the Fourth Proportional to 223,206.40, 334,771.20 and 82,892.80

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Solution

The fourth proportional to 223,206.40, 334,771.20 and 82,892.80 is: 124,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,206.40 : 334,771.20 = 82,892.80 : x
  2. Step 2: Convert to fraction form
    223,206.40/334,771.20 = 82,892.80/x
  3. Step 3: Cross multiply
    223,206.40x = 334,771.20 × 82,892.80
  4. Step 4: Simplify right side
    223,206.40x = 27,750,122,127.36
  5. Step 5: Solve for x
    x = 27,750,122,127.36/223,206.40
  6. Step 6: Final answer
    x = 124,324.94

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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.