Home / 48,758.58-73,143.27-19,172.52

Finding the Fourth Proportional to 48,758.58, 73,143.27 and 19,172.52

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Solution

The fourth proportional to 48,758.58, 73,143.27 and 19,172.52 is: 28,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,758.58 : 73,143.27 = 19,172.52 : x
  2. Step 2: Convert to fraction form
    48,758.58/73,143.27 = 19,172.52/x
  3. Step 3: Cross multiply
    48,758.58x = 73,143.27 × 19,172.52
  4. Step 4: Simplify right side
    48,758.58x = 1,402,340,806.94
  5. Step 5: Solve for x
    x = 1,402,340,806.94/48,758.58
  6. Step 6: Final answer
    x = 28,760.90

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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.