Home / 48,145.41-72,226.22-20,080.53

Finding the Fourth Proportional to 48,145.41, 72,226.22 and 20,080.53

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Solution

The fourth proportional to 48,145.41, 72,226.22 and 20,080.53 is: 30,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.41 : 72,226.22 = 20,080.53 : x
  2. Step 2: Convert to fraction form
    48,145.41/72,226.22 = 20,080.53/x
  3. Step 3: Cross multiply
    48,145.41x = 72,226.22 × 20,080.53
  4. Step 4: Simplify right side
    48,145.41x = 1,450,340,677.09
  5. Step 5: Solve for x
    x = 1,450,340,677.09/48,145.41
  6. Step 6: Final answer
    x = 30,124.17

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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.