Home / 240,811.28-332,315.90-131,914.74

Finding the Fourth Proportional to 240,811.28, 332,315.90 and 131,914.74

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Solution

The fourth proportional to 240,811.28, 332,315.90 and 131,914.74 is: 182,040.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,811.28 : 332,315.90 = 131,914.74 : x
  2. Step 2: Convert to fraction form
    240,811.28/332,315.90 = 131,914.74/x
  3. Step 3: Cross multiply
    240,811.28x = 332,315.90 × 131,914.74
  4. Step 4: Simplify right side
    240,811.28x = 43,837,365,546.37
  5. Step 5: Solve for x
    x = 43,837,365,546.37/240,811.28
  6. Step 6: Final answer
    x = 182,040.33

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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.