Home / 84,016.14-126,031.50-30,722.73

Finding the Fourth Proportional to 84,016.14, 126,031.50 and 30,722.73

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Solution

The fourth proportional to 84,016.14, 126,031.50 and 30,722.73 is: 46,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,016.14 : 126,031.50 = 30,722.73 : x
  2. Step 2: Convert to fraction form
    84,016.14/126,031.50 = 30,722.73/x
  3. Step 3: Cross multiply
    84,016.14x = 126,031.50 × 30,722.73
  4. Step 4: Simplify right side
    84,016.14x = 3,872,031,746.00
  5. Step 5: Solve for x
    x = 3,872,031,746.00/84,016.14
  6. Step 6: Final answer
    x = 46,086.76

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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.