Home / 126,917.82-175,146.12-70,329.15

Finding the Fourth Proportional to 126,917.82, 175,146.12 and 70,329.15

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Solution

The fourth proportional to 126,917.82, 175,146.12 and 70,329.15 is: 97,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,917.82 : 175,146.12 = 70,329.15 : x
  2. Step 2: Convert to fraction form
    126,917.82/175,146.12 = 70,329.15/x
  3. Step 3: Cross multiply
    126,917.82x = 175,146.12 × 70,329.15
  4. Step 4: Simplify right side
    126,917.82x = 12,317,877,745.40
  5. Step 5: Solve for x
    x = 12,317,877,745.40/126,917.82
  6. Step 6: Final answer
    x = 97,053.97

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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.