Home / 126,147.26-174,074.32-69,557.42

Finding the Fourth Proportional to 126,147.26, 174,074.32 and 69,557.42

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Solution

The fourth proportional to 126,147.26, 174,074.32 and 69,557.42 is: 95,984.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,147.26 : 174,074.32 = 69,557.42 : x
  2. Step 2: Convert to fraction form
    126,147.26/174,074.32 = 69,557.42/x
  3. Step 3: Cross multiply
    126,147.26x = 174,074.32 × 69,557.42
  4. Step 4: Simplify right side
    126,147.26x = 12,108,160,587.45
  5. Step 5: Solve for x
    x = 12,108,160,587.45/126,147.26
  6. Step 6: Final answer
    x = 95,984.33

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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.