Home / 150,977.53-208,351.63-82,997.37

Finding the Fourth Proportional to 150,977.53, 208,351.63 and 82,997.37

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Solution

The fourth proportional to 150,977.53, 208,351.63 and 82,997.37 is: 114,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,977.53 : 208,351.63 = 82,997.37 : x
  2. Step 2: Convert to fraction form
    150,977.53/208,351.63 = 82,997.37/x
  3. Step 3: Cross multiply
    150,977.53x = 208,351.63 × 82,997.37
  4. Step 4: Simplify right side
    150,977.53x = 17,292,636,962.10
  5. Step 5: Solve for x
    x = 17,292,636,962.10/150,977.53
  6. Step 6: Final answer
    x = 114,537.82

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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.