Home / 57,163.18-78,885.25-32,012.68

Finding the Fourth Proportional to 57,163.18, 78,885.25 and 32,012.68

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Solution

The fourth proportional to 57,163.18, 78,885.25 and 32,012.68 is: 44,177.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,163.18 : 78,885.25 = 32,012.68 : x
  2. Step 2: Convert to fraction form
    57,163.18/78,885.25 = 32,012.68/x
  3. Step 3: Cross multiply
    57,163.18x = 78,885.25 × 32,012.68
  4. Step 4: Simplify right side
    57,163.18x = 2,525,328,264.97
  5. Step 5: Solve for x
    x = 2,525,328,264.97/57,163.18
  6. Step 6: Final answer
    x = 44,177.53

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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.