Home / 51,198.87-76,798.13-23,128.77

Finding the Fourth Proportional to 51,198.87, 76,798.13 and 23,128.77

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Solution

The fourth proportional to 51,198.87, 76,798.13 and 23,128.77 is: 34,693.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,198.87 : 76,798.13 = 23,128.77 : x
  2. Step 2: Convert to fraction form
    51,198.87/76,798.13 = 23,128.77/x
  3. Step 3: Cross multiply
    51,198.87x = 76,798.13 × 23,128.77
  4. Step 4: Simplify right side
    51,198.87x = 1,776,246,169.56
  5. Step 5: Solve for x
    x = 1,776,246,169.56/51,198.87
  6. Step 6: Final answer
    x = 34,693.07

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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.