Home / 219,837.89-303,371.34-124,344.47

Finding the Fourth Proportional to 219,837.89, 303,371.34 and 124,344.47

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Solution

The fourth proportional to 219,837.89, 303,371.34 and 124,344.47 is: 171,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,837.89 : 303,371.34 = 124,344.47 : x
  2. Step 2: Convert to fraction form
    219,837.89/303,371.34 = 124,344.47/x
  3. Step 3: Cross multiply
    219,837.89x = 303,371.34 × 124,344.47
  4. Step 4: Simplify right side
    219,837.89x = 37,722,548,485.49
  5. Step 5: Solve for x
    x = 37,722,548,485.49/219,837.89
  6. Step 6: Final answer
    x = 171,592.57

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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.