Home / 91,524.06-126,294.39-51,234.66

Finding the Fourth Proportional to 91,524.06, 126,294.39 and 51,234.66

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Solution

The fourth proportional to 91,524.06, 126,294.39 and 51,234.66 is: 70,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,524.06 : 126,294.39 = 51,234.66 : x
  2. Step 2: Convert to fraction form
    91,524.06/126,294.39 = 51,234.66/x
  3. Step 3: Cross multiply
    91,524.06x = 126,294.39 × 51,234.66
  4. Step 4: Simplify right side
    91,524.06x = 6,470,650,131.56
  5. Step 5: Solve for x
    x = 6,470,650,131.56/91,524.06
  6. Step 6: Final answer
    x = 70,698.90

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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.