Home / 126,035.60-173,874.48-75,019.73

Finding the Fourth Proportional to 126,035.60, 173,874.48 and 75,019.73

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Solution

The fourth proportional to 126,035.60, 173,874.48 and 75,019.73 is: 103,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,035.60 : 173,874.48 = 75,019.73 : x
  2. Step 2: Convert to fraction form
    126,035.60/173,874.48 = 75,019.73/x
  3. Step 3: Cross multiply
    126,035.60x = 173,874.48 × 75,019.73
  4. Step 4: Simplify right side
    126,035.60x = 13,044,015,392.79
  5. Step 5: Solve for x
    x = 13,044,015,392.79/126,035.60
  6. Step 6: Final answer
    x = 103,494.69

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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.