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Finding the Fourth Proportional to 64,166.92, 96,259.42 and 19,797.28

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Solution

The fourth proportional to 64,166.92, 96,259.42 and 19,797.28 is: 29,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,166.92 : 96,259.42 = 19,797.28 : x
  2. Step 2: Convert to fraction form
    64,166.92/96,259.42 = 19,797.28/x
  3. Step 3: Cross multiply
    64,166.92x = 96,259.42 × 19,797.28
  4. Step 4: Simplify right side
    64,166.92x = 1,905,674,474.48
  5. Step 5: Solve for x
    x = 1,905,674,474.48/64,166.92
  6. Step 6: Final answer
    x = 29,698.71

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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.