Home / 126,833.08-175,039.50-70,249.72

Finding the Fourth Proportional to 126,833.08, 175,039.50 and 70,249.72

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Solution

The fourth proportional to 126,833.08, 175,039.50 and 70,249.72 is: 96,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,833.08 : 175,039.50 = 70,249.72 : x
  2. Step 2: Convert to fraction form
    126,833.08/175,039.50 = 70,249.72/x
  3. Step 3: Cross multiply
    126,833.08x = 175,039.50 × 70,249.72
  4. Step 4: Simplify right side
    126,833.08x = 12,296,475,863.94
  5. Step 5: Solve for x
    x = 12,296,475,863.94/126,833.08
  6. Step 6: Final answer
    x = 96,950.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.