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Finding the Fourth Proportional to 75,094.66, 103,620.40 and 44,873.65

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Solution

The fourth proportional to 75,094.66, 103,620.40 and 44,873.65 is: 61,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,094.66 : 103,620.40 = 44,873.65 : x
  2. Step 2: Convert to fraction form
    75,094.66/103,620.40 = 44,873.65/x
  3. Step 3: Cross multiply
    75,094.66x = 103,620.40 × 44,873.65
  4. Step 4: Simplify right side
    75,094.66x = 4,649,825,562.46
  5. Step 5: Solve for x
    x = 4,649,825,562.46/75,094.66
  6. Step 6: Final answer
    x = 61,919.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.