Home / 84,203.37-126,305.19-25,039.62

Finding the Fourth Proportional to 84,203.37, 126,305.19 and 25,039.62

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Solution

The fourth proportional to 84,203.37, 126,305.19 and 25,039.62 is: 37,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,203.37 : 126,305.19 = 25,039.62 : x
  2. Step 2: Convert to fraction form
    84,203.37/126,305.19 = 25,039.62/x
  3. Step 3: Cross multiply
    84,203.37x = 126,305.19 × 25,039.62
  4. Step 4: Simplify right side
    84,203.37x = 3,162,633,961.63
  5. Step 5: Solve for x
    x = 3,162,633,961.63/84,203.37
  6. Step 6: Final answer
    x = 37,559.47

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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.