Home / 126,797.08-174,989.82-70,213.72

Finding the Fourth Proportional to 126,797.08, 174,989.82 and 70,213.72

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Solution

The fourth proportional to 126,797.08, 174,989.82 and 70,213.72 is: 96,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,797.08 : 174,989.82 = 70,213.72 : x
  2. Step 2: Convert to fraction form
    126,797.08/174,989.82 = 70,213.72/x
  3. Step 3: Cross multiply
    126,797.08x = 174,989.82 × 70,213.72
  4. Step 4: Simplify right side
    126,797.08x = 12,286,686,224.33
  5. Step 5: Solve for x
    x = 12,286,686,224.33/126,797.08
  6. Step 6: Final answer
    x = 96,900.39

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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.