Home / 107,977.77-161,997.77-33,108.95

Finding the Fourth Proportional to 107,977.77, 161,997.77 and 33,108.95

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Solution

The fourth proportional to 107,977.77, 161,997.77 and 33,108.95 is: 49,672.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,977.77 : 161,997.77 = 33,108.95 : x
  2. Step 2: Convert to fraction form
    107,977.77/161,997.77 = 33,108.95/x
  3. Step 3: Cross multiply
    107,977.77x = 161,997.77 × 33,108.95
  4. Step 4: Simplify right side
    107,977.77x = 5,363,575,091.51
  5. Step 5: Solve for x
    x = 5,363,575,091.51/107,977.77
  6. Step 6: Final answer
    x = 49,672.96

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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.