Home / 126,190.68-174,136.86-69,600.60

Finding the Fourth Proportional to 126,190.68, 174,136.86 and 69,600.60

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Solution

The fourth proportional to 126,190.68, 174,136.86 and 69,600.60 is: 96,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,190.68 : 174,136.86 = 69,600.60 : x
  2. Step 2: Convert to fraction form
    126,190.68/174,136.86 = 69,600.60/x
  3. Step 3: Cross multiply
    126,190.68x = 174,136.86 × 69,600.60
  4. Step 4: Simplify right side
    126,190.68x = 12,120,029,938.12
  5. Step 5: Solve for x
    x = 12,120,029,938.12/126,190.68
  6. Step 6: Final answer
    x = 96,045.37

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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.