Home / 84,799.13-127,198.69-34,906.37

Finding the Fourth Proportional to 84,799.13, 127,198.69 and 34,906.37

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Solution

The fourth proportional to 84,799.13, 127,198.69 and 34,906.37 is: 52,359.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,799.13 : 127,198.69 = 34,906.37 : x
  2. Step 2: Convert to fraction form
    84,799.13/127,198.69 = 34,906.37/x
  3. Step 3: Cross multiply
    84,799.13x = 127,198.69 × 34,906.37
  4. Step 4: Simplify right side
    84,799.13x = 4,440,043,813.40
  5. Step 5: Solve for x
    x = 4,440,043,813.40/84,799.13
  6. Step 6: Final answer
    x = 52,359.55

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1.5x scale

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.