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Finding the Fourth Proportional to 65,025.68, 89,735.56 and 35,217.68

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Solution

The fourth proportional to 65,025.68, 89,735.56 and 35,217.68 is: 48,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,025.68 : 89,735.56 = 35,217.68 : x
  2. Step 2: Convert to fraction form
    65,025.68/89,735.56 = 35,217.68/x
  3. Step 3: Cross multiply
    65,025.68x = 89,735.56 × 35,217.68
  4. Step 4: Simplify right side
    65,025.68x = 3,160,278,236.70
  5. Step 5: Solve for x
    x = 3,160,278,236.70/65,025.68
  6. Step 6: Final answer
    x = 48,600.46

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1.5x scale

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.