Home / 223,209.19-334,463.79-189,791.83

Finding the Fourth Proportional to 223,209.19, 334,463.79 and 189,791.83

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Solution

The fourth proportional to 223,209.19, 334,463.79 and 189,791.83 is: 284,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,209.19 : 334,463.79 = 189,791.83 : x
  2. Step 2: Convert to fraction form
    223,209.19/334,463.79 = 189,791.83/x
  3. Step 3: Cross multiply
    223,209.19x = 334,463.79 × 189,791.83
  4. Step 4: Simplify right side
    223,209.19x = 63,478,493,100.52
  5. Step 5: Solve for x
    x = 63,478,493,100.52/223,209.19
  6. Step 6: Final answer
    x = 284,390.15

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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.