Home / 64,039.20-96,126.42-35,983.22

Finding the Fourth Proportional to 64,039.20, 96,126.42 and 35,983.22

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Solution

The fourth proportional to 64,039.20, 96,126.42 and 35,983.22 is: 54,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,039.20 : 96,126.42 = 35,983.22 : x
  2. Step 2: Convert to fraction form
    64,039.20/96,126.42 = 35,983.22/x
  3. Step 3: Cross multiply
    64,039.20x = 96,126.42 × 35,983.22
  4. Step 4: Simplify right side
    64,039.20x = 3,458,938,118.67
  5. Step 5: Solve for x
    x = 3,458,938,118.67/64,039.20
  6. Step 6: Final answer
    x = 54,012.83

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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.