Home / 222,839.06-307,538.91-127,327.23

Finding the Fourth Proportional to 222,839.06, 307,538.91 and 127,327.23

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Solution

The fourth proportional to 222,839.06, 307,538.91 and 127,327.23 is: 175,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,839.06 : 307,538.91 = 127,327.23 : x
  2. Step 2: Convert to fraction form
    222,839.06/307,538.91 = 127,327.23/x
  3. Step 3: Cross multiply
    222,839.06x = 307,538.91 × 127,327.23
  4. Step 4: Simplify right side
    222,839.06x = 39,158,077,527.52
  5. Step 5: Solve for x
    x = 39,158,077,527.52/222,839.06
  6. Step 6: Final answer
    x = 175,723.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.