Home / 126,863.54-175,071.21-70,273.70

Finding the Fourth Proportional to 126,863.54, 175,071.21 and 70,273.70

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Solution

The fourth proportional to 126,863.54, 175,071.21 and 70,273.70 is: 96,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,863.54 : 175,071.21 = 70,273.70 : x
  2. Step 2: Convert to fraction form
    126,863.54/175,071.21 = 70,273.70/x
  3. Step 3: Cross multiply
    126,863.54x = 175,071.21 × 70,273.70
  4. Step 4: Simplify right side
    126,863.54x = 12,302,901,690.18
  5. Step 5: Solve for x
    x = 12,302,901,690.18/126,863.54
  6. Step 6: Final answer
    x = 96,977.44

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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.