Home / 57,328.42-85,770.15-50,255.23

Finding the Fourth Proportional to 57,328.42, 85,770.15 and 50,255.23

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Solution

The fourth proportional to 57,328.42, 85,770.15 and 50,255.23 is: 75,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328.42 : 85,770.15 = 50,255.23 : x
  2. Step 2: Convert to fraction form
    57,328.42/85,770.15 = 50,255.23/x
  3. Step 3: Cross multiply
    57,328.42x = 85,770.15 × 50,255.23
  4. Step 4: Simplify right side
    57,328.42x = 4,310,398,615.38
  5. Step 5: Solve for x
    x = 4,310,398,615.38/57,328.42
  6. Step 6: Final answer
    x = 75,187.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.