Home / 84,348.92-126,519.06-25,185.08

Finding the Fourth Proportional to 84,348.92, 126,519.06 and 25,185.08

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Solution

The fourth proportional to 84,348.92, 126,519.06 and 25,185.08 is: 37,776.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,348.92 : 126,519.06 = 25,185.08 : x
  2. Step 2: Convert to fraction form
    84,348.92/126,519.06 = 25,185.08/x
  3. Step 3: Cross multiply
    84,348.92x = 126,519.06 × 25,185.08
  4. Step 4: Simplify right side
    84,348.92x = 3,186,392,647.62
  5. Step 5: Solve for x
    x = 3,186,392,647.62/84,348.92
  6. Step 6: Final answer
    x = 37,776.33

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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.