Home / 65,356.40-98,074.92-30,289.52

Finding the Fourth Proportional to 65,356.40, 98,074.92 and 30,289.52

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Solution

The fourth proportional to 65,356.40, 98,074.92 and 30,289.52 is: 45,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,356.40 : 98,074.92 = 30,289.52 : x
  2. Step 2: Convert to fraction form
    65,356.40/98,074.92 = 30,289.52/x
  3. Step 3: Cross multiply
    65,356.40x = 98,074.92 × 30,289.52
  4. Step 4: Simplify right side
    65,356.40x = 2,970,642,250.84
  5. Step 5: Solve for x
    x = 2,970,642,250.84/65,356.40
  6. Step 6: Final answer
    x = 45,452.97

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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.