Home / 100,690.06-151,013.80-29,593.41

Finding the Fourth Proportional to 100,690.06, 151,013.80 and 29,593.41

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Solution

The fourth proportional to 100,690.06, 151,013.80 and 29,593.41 is: 44,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,690.06 : 151,013.80 = 29,593.41 : x
  2. Step 2: Convert to fraction form
    100,690.06/151,013.80 = 29,593.41/x
  3. Step 3: Cross multiply
    100,690.06x = 151,013.80 × 29,593.41
  4. Step 4: Simplify right side
    100,690.06x = 4,469,012,543.99
  5. Step 5: Solve for x
    x = 4,469,012,543.99/100,690.06
  6. Step 6: Final answer
    x = 44,383.85

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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.