Home / 126,029.32-173,932.72-94,142.86

Finding the Fourth Proportional to 126,029.32, 173,932.72 and 94,142.86

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Solution

The fourth proportional to 126,029.32, 173,932.72 and 94,142.86 is: 129,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,029.32 : 173,932.72 = 94,142.86 : x
  2. Step 2: Convert to fraction form
    126,029.32/173,932.72 = 94,142.86/x
  3. Step 3: Cross multiply
    126,029.32x = 173,932.72 × 94,142.86
  4. Step 4: Simplify right side
    126,029.32x = 16,374,523,038.19
  5. Step 5: Solve for x
    x = 16,374,523,038.19/126,029.32
  6. Step 6: Final answer
    x = 129,926.30

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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.