Home / 64,305.28-96,453.12-21,611.02

Finding the Fourth Proportional to 64,305.28, 96,453.12 and 21,611.02

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Solution

The fourth proportional to 64,305.28, 96,453.12 and 21,611.02 is: 32,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.28 : 96,453.12 = 21,611.02 : x
  2. Step 2: Convert to fraction form
    64,305.28/96,453.12 = 21,611.02/x
  3. Step 3: Cross multiply
    64,305.28x = 96,453.12 × 21,611.02
  4. Step 4: Simplify right side
    64,305.28x = 2,084,450,305.38
  5. Step 5: Solve for x
    x = 2,084,450,305.38/64,305.28
  6. Step 6: Final answer
    x = 32,414.92

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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.