Home / 244,031.49-336,747.02-135,128

Finding the Fourth Proportional to 244,031.49, 336,747.02 and 135,128

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Solution

The fourth proportional to 244,031.49, 336,747.02 and 135,128 is: 186,467.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,031.49 : 336,747.02 = 135,128 : x
  2. Step 2: Convert to fraction form
    244,031.49/336,747.02 = 135,128/x
  3. Step 3: Cross multiply
    244,031.49x = 336,747.02 × 135,128
  4. Step 4: Simplify right side
    244,031.49x = 45,503,951,318.56
  5. Step 5: Solve for x
    x = 45,503,951,318.56/244,031.49
  6. Step 6: Final answer
    x = 186,467.54

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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.