Home / 126,104.56-173,890.74-113,408.08

Finding the Fourth Proportional to 126,104.56, 173,890.74 and 113,408.08

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Solution

The fourth proportional to 126,104.56, 173,890.74 and 113,408.08 is: 156,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,104.56 : 173,890.74 = 113,408.08 : x
  2. Step 2: Convert to fraction form
    126,104.56/173,890.74 = 113,408.08/x
  3. Step 3: Cross multiply
    126,104.56x = 173,890.74 × 113,408.08
  4. Step 4: Simplify right side
    126,104.56x = 19,720,614,953.18
  5. Step 5: Solve for x
    x = 19,720,614,953.18/126,104.56
  6. Step 6: Final answer
    x = 156,383.04

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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.