Home / 150,983.67-208,361.48-82,077.77

Finding the Fourth Proportional to 150,983.67, 208,361.48 and 82,077.77

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Solution

The fourth proportional to 150,983.67, 208,361.48 and 82,077.77 is: 113,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,983.67 : 208,361.48 = 82,077.77 : x
  2. Step 2: Convert to fraction form
    150,983.67/208,361.48 = 82,077.77/x
  3. Step 3: Cross multiply
    150,983.67x = 208,361.48 × 82,077.77
  4. Step 4: Simplify right side
    150,983.67x = 17,101,844,180.10
  5. Step 5: Solve for x
    x = 17,101,844,180.10/150,983.67
  6. Step 6: Final answer
    x = 113,269.50

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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.