Home / 204,865.32-307,298-64,634.88

Finding the Fourth Proportional to 204,865.32, 307,298 and 64,634.88

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Solution

The fourth proportional to 204,865.32, 307,298 and 64,634.88 is: 96,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,865.32 : 307,298 = 64,634.88 : x
  2. Step 2: Convert to fraction form
    204,865.32/307,298 = 64,634.88/x
  3. Step 3: Cross multiply
    204,865.32x = 307,298 × 64,634.88
  4. Step 4: Simplify right side
    204,865.32x = 19,862,169,354.24
  5. Step 5: Solve for x
    x = 19,862,169,354.24/204,865.32
  6. Step 6: Final answer
    x = 96,952.33

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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.