Home / 49,347.18-68,099.22-28,125.90

Finding the Fourth Proportional to 49,347.18, 68,099.22 and 28,125.90

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Solution

The fourth proportional to 49,347.18, 68,099.22 and 28,125.90 is: 38,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,347.18 : 68,099.22 = 28,125.90 : x
  2. Step 2: Convert to fraction form
    49,347.18/68,099.22 = 28,125.90/x
  3. Step 3: Cross multiply
    49,347.18x = 68,099.22 × 28,125.90
  4. Step 4: Simplify right side
    49,347.18x = 1,915,351,851.80
  5. Step 5: Solve for x
    x = 1,915,351,851.80/49,347.18
  6. Step 6: Final answer
    x = 38,813.81

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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.