Home / 126,175.86-174,134.88-94,289.40

Finding the Fourth Proportional to 126,175.86, 174,134.88 and 94,289.40

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Solution

The fourth proportional to 126,175.86, 174,134.88 and 94,289.40 is: 130,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,175.86 : 174,134.88 = 94,289.40 : x
  2. Step 2: Convert to fraction form
    126,175.86/174,134.88 = 94,289.40/x
  3. Step 3: Cross multiply
    126,175.86x = 174,134.88 × 94,289.40
  4. Step 4: Simplify right side
    126,175.86x = 16,419,073,354.27
  5. Step 5: Solve for x
    x = 16,419,073,354.27/126,175.86
  6. Step 6: Final answer
    x = 130,128.48

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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.