Home / 126,847.49-175,006.88-73,131.32

Finding the Fourth Proportional to 126,847.49, 175,006.88 and 73,131.32

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Solution

The fourth proportional to 126,847.49, 175,006.88 and 73,131.32 is: 100,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,847.49 : 175,006.88 = 73,131.32 : x
  2. Step 2: Convert to fraction form
    126,847.49/175,006.88 = 73,131.32/x
  3. Step 3: Cross multiply
    126,847.49x = 175,006.88 × 73,131.32
  4. Step 4: Simplify right side
    126,847.49x = 12,798,484,489.58
  5. Step 5: Solve for x
    x = 12,798,484,489.58/126,847.49
  6. Step 6: Final answer
    x = 100,896.64

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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.