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Finding the Fourth Proportional to 65,450.79, 98,174.97 and 32,135.49

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Solution

The fourth proportional to 65,450.79, 98,174.97 and 32,135.49 is: 48,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,450.79 : 98,174.97 = 32,135.49 : x
  2. Step 2: Convert to fraction form
    65,450.79/98,174.97 = 32,135.49/x
  3. Step 3: Cross multiply
    65,450.79x = 98,174.97 × 32,135.49
  4. Step 4: Simplify right side
    65,450.79x = 3,154,900,766.69
  5. Step 5: Solve for x
    x = 3,154,900,766.69/65,450.79
  6. Step 6: Final answer
    x = 48,202.64

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1.5x scale

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.