Home / 69,177.83-103,756.41-19,252.72

Finding the Fourth Proportional to 69,177.83, 103,756.41 and 19,252.72

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Solution

The fourth proportional to 69,177.83, 103,756.41 and 19,252.72 is: 28,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,177.83 : 103,756.41 = 19,252.72 : x
  2. Step 2: Convert to fraction form
    69,177.83/103,756.41 = 19,252.72/x
  3. Step 3: Cross multiply
    69,177.83x = 103,756.41 × 19,252.72
  4. Step 4: Simplify right side
    69,177.83x = 1,997,593,109.94
  5. Step 5: Solve for x
    x = 1,997,593,109.94/69,177.83
  6. Step 6: Final answer
    x = 28,876.20

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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.