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Finding the Fourth Proportional to 55,876.62, 83,870.02 and 41,043.90

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Solution

The fourth proportional to 55,876.62, 83,870.02 and 41,043.90 is: 61,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,876.62 : 83,870.02 = 41,043.90 : x
  2. Step 2: Convert to fraction form
    55,876.62/83,870.02 = 41,043.90/x
  3. Step 3: Cross multiply
    55,876.62x = 83,870.02 × 41,043.90
  4. Step 4: Simplify right side
    55,876.62x = 3,442,352,713.88
  5. Step 5: Solve for x
    x = 3,442,352,713.88/55,876.62
  6. Step 6: Final answer
    x = 61,606.32

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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.