Home / 65,764.44-90,733.50-40,244.18

Finding the Fourth Proportional to 65,764.44, 90,733.50 and 40,244.18

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Solution

The fourth proportional to 65,764.44, 90,733.50 and 40,244.18 is: 55,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,764.44 : 90,733.50 = 40,244.18 : x
  2. Step 2: Convert to fraction form
    65,764.44/90,733.50 = 40,244.18/x
  3. Step 3: Cross multiply
    65,764.44x = 90,733.50 × 40,244.18
  4. Step 4: Simplify right side
    65,764.44x = 3,651,494,852.36
  5. Step 5: Solve for x
    x = 3,651,494,852.36/65,764.44
  6. Step 6: Final answer
    x = 55,523.85

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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.