Home / 84,212.84-126,319.26-25,049.36

Finding the Fourth Proportional to 84,212.84, 126,319.26 and 25,049.36

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Solution

The fourth proportional to 84,212.84, 126,319.26 and 25,049.36 is: 37,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,212.84 : 126,319.26 = 25,049.36 : x
  2. Step 2: Convert to fraction form
    84,212.84/126,319.26 = 25,049.36/x
  3. Step 3: Cross multiply
    84,212.84x = 126,319.26 × 25,049.36
  4. Step 4: Simplify right side
    84,212.84x = 3,164,216,618.67
  5. Step 5: Solve for x
    x = 3,164,216,618.67/84,212.84
  6. Step 6: Final answer
    x = 37,574.04

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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.