Home / 64,462.12-96,731.52-34,879.36

Finding the Fourth Proportional to 64,462.12, 96,731.52 and 34,879.36

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Solution

The fourth proportional to 64,462.12, 96,731.52 and 34,879.36 is: 52,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,462.12 : 96,731.52 = 34,879.36 : x
  2. Step 2: Convert to fraction form
    64,462.12/96,731.52 = 34,879.36/x
  3. Step 3: Cross multiply
    64,462.12x = 96,731.52 × 34,879.36
  4. Step 4: Simplify right side
    64,462.12x = 3,373,933,509.43
  5. Step 5: Solve for x
    x = 3,373,933,509.43/64,462.12
  6. Step 6: Final answer
    x = 52,339.79

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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.