Home / 65,734.15-98,523.36-30,165.49

Finding the Fourth Proportional to 65,734.15, 98,523.36 and 30,165.49

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Solution

The fourth proportional to 65,734.15, 98,523.36 and 30,165.49 is: 45,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,734.15 : 98,523.36 = 30,165.49 : x
  2. Step 2: Convert to fraction form
    65,734.15/98,523.36 = 30,165.49/x
  3. Step 3: Cross multiply
    65,734.15x = 98,523.36 × 30,165.49
  4. Step 4: Simplify right side
    65,734.15x = 2,972,004,862.82
  5. Step 5: Solve for x
    x = 2,972,004,862.82/65,734.15
  6. Step 6: Final answer
    x = 45,212.50

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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.