Home / 84,939.40-127,424.40-34,992.19

Finding the Fourth Proportional to 84,939.40, 127,424.40 and 34,992.19

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Solution

The fourth proportional to 84,939.40, 127,424.40 and 34,992.19 is: 52,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,939.40 : 127,424.40 = 34,992.19 : x
  2. Step 2: Convert to fraction form
    84,939.40/127,424.40 = 34,992.19/x
  3. Step 3: Cross multiply
    84,939.40x = 127,424.40 × 34,992.19
  4. Step 4: Simplify right side
    84,939.40x = 4,458,858,815.44
  5. Step 5: Solve for x
    x = 4,458,858,815.44/84,939.40
  6. Step 6: Final answer
    x = 52,494.59

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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.