Home / 84,213.41-126,245.79-34,335.23

Finding the Fourth Proportional to 84,213.41, 126,245.79 and 34,335.23

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Solution

The fourth proportional to 84,213.41, 126,245.79 and 34,335.23 is: 51,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,213.41 : 126,245.79 = 34,335.23 : x
  2. Step 2: Convert to fraction form
    84,213.41/126,245.79 = 34,335.23/x
  3. Step 3: Cross multiply
    84,213.41x = 126,245.79 × 34,335.23
  4. Step 4: Simplify right side
    84,213.41x = 4,334,678,236.18
  5. Step 5: Solve for x
    x = 4,334,678,236.18/84,213.41
  6. Step 6: Final answer
    x = 51,472.54

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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.