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Finding the Fourth Proportional to 64,028.92, 88,356.34 and 35,736.44

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Solution

The fourth proportional to 64,028.92, 88,356.34 and 35,736.44 is: 49,314.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,028.92 : 88,356.34 = 35,736.44 : x
  2. Step 2: Convert to fraction form
    64,028.92/88,356.34 = 35,736.44/x
  3. Step 3: Cross multiply
    64,028.92x = 88,356.34 × 35,736.44
  4. Step 4: Simplify right side
    64,028.92x = 3,157,541,043.03
  5. Step 5: Solve for x
    x = 3,157,541,043.03/64,028.92
  6. Step 6: Final answer
    x = 49,314.29

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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.