Home / 126,850.16-175,039.09-70,247.36

Finding the Fourth Proportional to 126,850.16, 175,039.09 and 70,247.36

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Solution

The fourth proportional to 126,850.16, 175,039.09 and 70,247.36 is: 96,933.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,850.16 : 175,039.09 = 70,247.36 : x
  2. Step 2: Convert to fraction form
    126,850.16/175,039.09 = 70,247.36/x
  3. Step 3: Cross multiply
    126,850.16x = 175,039.09 × 70,247.36
  4. Step 4: Simplify right side
    126,850.16x = 12,296,032,918.49
  5. Step 5: Solve for x
    x = 12,296,032,918.49/126,850.16
  6. Step 6: Final answer
    x = 96,933.53

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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.