Home / 64,293.12-96,469.20-33,111.36

Finding the Fourth Proportional to 64,293.12, 96,469.20 and 33,111.36

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Solution

The fourth proportional to 64,293.12, 96,469.20 and 33,111.36 is: 49,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,293.12 : 96,469.20 = 33,111.36 : x
  2. Step 2: Convert to fraction form
    64,293.12/96,469.20 = 33,111.36/x
  3. Step 3: Cross multiply
    64,293.12x = 96,469.20 × 33,111.36
  4. Step 4: Simplify right side
    64,293.12x = 3,194,226,410.11
  5. Step 5: Solve for x
    x = 3,194,226,410.11/64,293.12
  6. Step 6: Final answer
    x = 49,682.24

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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.