Home / 109,644.44-151,293.04-64,305.32

Finding the Fourth Proportional to 109,644.44, 151,293.04 and 64,305.32

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Solution

The fourth proportional to 109,644.44, 151,293.04 and 64,305.32 is: 88,731.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,644.44 : 151,293.04 = 64,305.32 : x
  2. Step 2: Convert to fraction form
    109,644.44/151,293.04 = 64,305.32/x
  3. Step 3: Cross multiply
    109,644.44x = 151,293.04 × 64,305.32
  4. Step 4: Simplify right side
    109,644.44x = 9,728,947,350.97
  5. Step 5: Solve for x
    x = 9,728,947,350.97/109,644.44
  6. Step 6: Final answer
    x = 88,731.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.