Home / 223,675.13-335,409.02-83,396.09

Finding the Fourth Proportional to 223,675.13, 335,409.02 and 83,396.09

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Solution

The fourth proportional to 223,675.13, 335,409.02 and 83,396.09 is: 125,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,675.13 : 335,409.02 = 83,396.09 : x
  2. Step 2: Convert to fraction form
    223,675.13/335,409.02 = 83,396.09/x
  3. Step 3: Cross multiply
    223,675.13x = 335,409.02 × 83,396.09
  4. Step 4: Simplify right side
    223,675.13x = 27,971,801,553.01
  5. Step 5: Solve for x
    x = 27,971,801,553.01/223,675.13
  6. Step 6: Final answer
    x = 125,055.48

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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.