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Finding the Fourth Proportional to 64,015.04, 96,057.04 and 31,183.04

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Solution

The fourth proportional to 64,015.04, 96,057.04 and 31,183.04 is: 46,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,015.04 : 96,057.04 = 31,183.04 : x
  2. Step 2: Convert to fraction form
    64,015.04/96,057.04 = 31,183.04/x
  3. Step 3: Cross multiply
    64,015.04x = 96,057.04 × 31,183.04
  4. Step 4: Simplify right side
    64,015.04x = 2,995,350,520.60
  5. Step 5: Solve for x
    x = 2,995,350,520.60/64,015.04
  6. Step 6: Final answer
    x = 46,791.36

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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.