Home / 100,768.44-150,945.24-59,115

Finding the Fourth Proportional to 100,768.44, 150,945.24 and 59,115

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Solution

The fourth proportional to 100,768.44, 150,945.24 and 59,115 is: 88,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,768.44 : 150,945.24 = 59,115 : x
  2. Step 2: Convert to fraction form
    100,768.44/150,945.24 = 59,115/x
  3. Step 3: Cross multiply
    100,768.44x = 150,945.24 × 59,115
  4. Step 4: Simplify right side
    100,768.44x = 8,923,127,862.60
  5. Step 5: Solve for x
    x = 8,923,127,862.60/100,768.44
  6. Step 6: Final answer
    x = 88,550.82

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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.