Home / 109,977.12-164,962.80-35,101.85

Finding the Fourth Proportional to 109,977.12, 164,962.80 and 35,101.85

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Solution

The fourth proportional to 109,977.12, 164,962.80 and 35,101.85 is: 52,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,977.12 : 164,962.80 = 35,101.85 : x
  2. Step 2: Convert to fraction form
    109,977.12/164,962.80 = 35,101.85/x
  3. Step 3: Cross multiply
    109,977.12x = 164,962.80 × 35,101.85
  4. Step 4: Simplify right side
    109,977.12x = 5,790,498,636.37
  5. Step 5: Solve for x
    x = 5,790,498,636.37/109,977.12
  6. Step 6: Final answer
    x = 52,651.85

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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.