Home / 76,704.75-105,761.98-52,517.44

Finding the Fourth Proportional to 76,704.75, 105,761.98 and 52,517.44

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Solution

The fourth proportional to 76,704.75, 105,761.98 and 52,517.44 is: 72,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,704.75 : 105,761.98 = 52,517.44 : x
  2. Step 2: Convert to fraction form
    76,704.75/105,761.98 = 52,517.44/x
  3. Step 3: Cross multiply
    76,704.75x = 105,761.98 × 52,517.44
  4. Step 4: Simplify right side
    76,704.75x = 5,554,348,438.93
  5. Step 5: Solve for x
    x = 5,554,348,438.93/76,704.75
  6. Step 6: Final answer
    x = 72,412.05

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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.