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Finding the Fourth Proportional to 41,036.80, 61,468.80 and 34,124.80

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Solution

The fourth proportional to 41,036.80, 61,468.80 and 34,124.80 is: 51,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,036.80 : 61,468.80 = 34,124.80 : x
  2. Step 2: Convert to fraction form
    41,036.80/61,468.80 = 34,124.80/x
  3. Step 3: Cross multiply
    41,036.80x = 61,468.80 × 34,124.80
  4. Step 4: Simplify right side
    41,036.80x = 2,097,610,506.24
  5. Step 5: Solve for x
    x = 2,097,610,506.24/41,036.80
  6. Step 6: Final answer
    x = 51,115.35

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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.