Home / 48,226.26-72,315.72-20,137.92

Finding the Fourth Proportional to 48,226.26, 72,315.72 and 20,137.92

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Solution

The fourth proportional to 48,226.26, 72,315.72 and 20,137.92 is: 30,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,226.26 : 72,315.72 = 20,137.92 : x
  2. Step 2: Convert to fraction form
    48,226.26/72,315.72 = 20,137.92/x
  3. Step 3: Cross multiply
    48,226.26x = 72,315.72 × 20,137.92
  4. Step 4: Simplify right side
    48,226.26x = 1,456,288,184.10
  5. Step 5: Solve for x
    x = 1,456,288,184.10/48,226.26
  6. Step 6: Final answer
    x = 30,197.00

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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.