Home / 64,121.64-96,201.90-30,832.26

Finding the Fourth Proportional to 64,121.64, 96,201.90 and 30,832.26

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Solution

The fourth proportional to 64,121.64, 96,201.90 and 30,832.26 is: 46,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,121.64 : 96,201.90 = 30,832.26 : x
  2. Step 2: Convert to fraction form
    64,121.64/96,201.90 = 30,832.26/x
  3. Step 3: Cross multiply
    64,121.64x = 96,201.90 × 30,832.26
  4. Step 4: Simplify right side
    64,121.64x = 2,966,121,993.29
  5. Step 5: Solve for x
    x = 2,966,121,993.29/64,121.64
  6. Step 6: Final answer
    x = 46,257.74

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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.