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Finding the Fourth Proportional to 64,806.48, 97,270.20 and 33,240.24

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Solution

The fourth proportional to 64,806.48, 97,270.20 and 33,240.24 is: 49,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,806.48 : 97,270.20 = 33,240.24 : x
  2. Step 2: Convert to fraction form
    64,806.48/97,270.20 = 33,240.24/x
  3. Step 3: Cross multiply
    64,806.48x = 97,270.20 × 33,240.24
  4. Step 4: Simplify right side
    64,806.48x = 3,233,284,792.85
  5. Step 5: Solve for x
    x = 3,233,284,792.85/64,806.48
  6. Step 6: Final answer
    x = 49,891.38

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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.