Home / 98,514.78-135,953.26-60,273.72

Finding the Fourth Proportional to 98,514.78, 135,953.26 and 60,273.72

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Solution

The fourth proportional to 98,514.78, 135,953.26 and 60,273.72 is: 83,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,514.78 : 135,953.26 = 60,273.72 : x
  2. Step 2: Convert to fraction form
    98,514.78/135,953.26 = 60,273.72/x
  3. Step 3: Cross multiply
    98,514.78x = 135,953.26 × 60,273.72
  4. Step 4: Simplify right side
    98,514.78x = 8,194,408,745.16
  5. Step 5: Solve for x
    x = 8,194,408,745.16/98,514.78
  6. Step 6: Final answer
    x = 83,179.48

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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.