Home / 126,858.96-175,065.58-69,497.04

Finding the Fourth Proportional to 126,858.96, 175,065.58 and 69,497.04

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Solution

The fourth proportional to 126,858.96, 175,065.58 and 69,497.04 is: 95,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,858.96 : 175,065.58 = 69,497.04 : x
  2. Step 2: Convert to fraction form
    126,858.96/175,065.58 = 69,497.04/x
  3. Step 3: Cross multiply
    126,858.96x = 175,065.58 × 69,497.04
  4. Step 4: Simplify right side
    126,858.96x = 12,166,539,179.05
  5. Step 5: Solve for x
    x = 12,166,539,179.05/126,858.96
  6. Step 6: Final answer
    x = 95,906.03

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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.