Home / 126,611.28-174,716.46-69,239.20

Finding the Fourth Proportional to 126,611.28, 174,716.46 and 69,239.20

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Solution

The fourth proportional to 126,611.28, 174,716.46 and 69,239.20 is: 95,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,611.28 : 174,716.46 = 69,239.20 : x
  2. Step 2: Convert to fraction form
    126,611.28/174,716.46 = 69,239.20/x
  3. Step 3: Cross multiply
    126,611.28x = 174,716.46 × 69,239.20
  4. Step 4: Simplify right side
    126,611.28x = 12,097,227,917.23
  5. Step 5: Solve for x
    x = 12,097,227,917.23/126,611.28
  6. Step 6: Final answer
    x = 95,546.21

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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.