Home / 64,201.20-96,324.54-28,659.21

Finding the Fourth Proportional to 64,201.20, 96,324.54 and 28,659.21

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Solution

The fourth proportional to 64,201.20, 96,324.54 and 28,659.21 is: 42,998.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,201.20 : 96,324.54 = 28,659.21 : x
  2. Step 2: Convert to fraction form
    64,201.20/96,324.54 = 28,659.21/x
  3. Step 3: Cross multiply
    64,201.20x = 96,324.54 × 28,659.21
  4. Step 4: Simplify right side
    64,201.20x = 2,760,585,076.72
  5. Step 5: Solve for x
    x = 2,760,585,076.72/64,201.20
  6. Step 6: Final answer
    x = 42,998.96

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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.