Home / 110,896.02-167,092.20-91,606.50

Finding the Fourth Proportional to 110,896.02, 167,092.20 and 91,606.50

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Solution

The fourth proportional to 110,896.02, 167,092.20 and 91,606.50 is: 138,027.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,896.02 : 167,092.20 = 91,606.50 : x
  2. Step 2: Convert to fraction form
    110,896.02/167,092.20 = 91,606.50/x
  3. Step 3: Cross multiply
    110,896.02x = 167,092.20 × 91,606.50
  4. Step 4: Simplify right side
    110,896.02x = 15,306,731,619.30
  5. Step 5: Solve for x
    x = 15,306,731,619.30/110,896.02
  6. Step 6: Final answer
    x = 138,027.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.