Home / 78,933.21-108,913.01-44,939.64

Finding the Fourth Proportional to 78,933.21, 108,913.01 and 44,939.64

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Solution

The fourth proportional to 78,933.21, 108,913.01 and 44,939.64 is: 62,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,933.21 : 108,913.01 = 44,939.64 : x
  2. Step 2: Convert to fraction form
    78,933.21/108,913.01 = 44,939.64/x
  3. Step 3: Cross multiply
    78,933.21x = 108,913.01 × 44,939.64
  4. Step 4: Simplify right side
    78,933.21x = 4,894,511,236.02
  5. Step 5: Solve for x
    x = 4,894,511,236.02/78,933.21
  6. Step 6: Final answer
    x = 62,008.26

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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.