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Finding the Fourth Proportional to 64,174.97, 88,564.37 and 35,880.68

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Solution

The fourth proportional to 64,174.97, 88,564.37 and 35,880.68 is: 49,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,174.97 : 88,564.37 = 35,880.68 : x
  2. Step 2: Convert to fraction form
    64,174.97/88,564.37 = 35,880.68/x
  3. Step 3: Cross multiply
    64,174.97x = 88,564.37 × 35,880.68
  4. Step 4: Simplify right side
    64,174.97x = 3,177,749,197.15
  5. Step 5: Solve for x
    x = 3,177,749,197.15/64,174.97
  6. Step 6: Final answer
    x = 49,516.96

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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.