Home / 84,004.20-126,010.82-34,076.84

Finding the Fourth Proportional to 84,004.20, 126,010.82 and 34,076.84

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Solution

The fourth proportional to 84,004.20, 126,010.82 and 34,076.84 is: 51,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,004.20 : 126,010.82 = 34,076.84 : x
  2. Step 2: Convert to fraction form
    84,004.20/126,010.82 = 34,076.84/x
  3. Step 3: Cross multiply
    84,004.20x = 126,010.82 × 34,076.84
  4. Step 4: Simplify right side
    84,004.20x = 4,294,050,551.41
  5. Step 5: Solve for x
    x = 4,294,050,551.41/84,004.20
  6. Step 6: Final answer
    x = 51,117.09

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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.