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Finding the Fourth Proportional to 64,626.76, 96,991.98 and 33,470.92

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Solution

The fourth proportional to 64,626.76, 96,991.98 and 33,470.92 is: 50,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,626.76 : 96,991.98 = 33,470.92 : x
  2. Step 2: Convert to fraction form
    64,626.76/96,991.98 = 33,470.92/x
  3. Step 3: Cross multiply
    64,626.76x = 96,991.98 × 33,470.92
  4. Step 4: Simplify right side
    64,626.76x = 3,246,410,803.22
  5. Step 5: Solve for x
    x = 3,246,410,803.22/64,626.76
  6. Step 6: Final answer
    x = 50,233.23

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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.