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Finding the Fourth Proportional to 50,590.44, 75,844.62 and 45,054.54

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Solution

The fourth proportional to 50,590.44, 75,844.62 and 45,054.54 is: 67,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,590.44 : 75,844.62 = 45,054.54 : x
  2. Step 2: Convert to fraction form
    50,590.44/75,844.62 = 45,054.54/x
  3. Step 3: Cross multiply
    50,590.44x = 75,844.62 × 45,054.54
  4. Step 4: Simplify right side
    50,590.44x = 3,417,144,465.57
  5. Step 5: Solve for x
    x = 3,417,144,465.57/50,590.44
  6. Step 6: Final answer
    x = 67,545.26

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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.