Home / 65,733.30-98,486.55-30,600.90

Finding the Fourth Proportional to 65,733.30, 98,486.55 and 30,600.90

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Solution

The fourth proportional to 65,733.30, 98,486.55 and 30,600.90 is: 45,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,733.30 : 98,486.55 = 30,600.90 : x
  2. Step 2: Convert to fraction form
    65,733.30/98,486.55 = 30,600.90/x
  3. Step 3: Cross multiply
    65,733.30x = 98,486.55 × 30,600.90
  4. Step 4: Simplify right side
    65,733.30x = 3,013,777,067.90
  5. Step 5: Solve for x
    x = 3,013,777,067.90/65,733.30
  6. Step 6: Final answer
    x = 45,848.56

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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.