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Finding the Fourth Proportional to 73,123.86, 100,912.77 and 44,845.14

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Solution

The fourth proportional to 73,123.86, 100,912.77 and 44,845.14 is: 61,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,123.86 : 100,912.77 = 44,845.14 : x
  2. Step 2: Convert to fraction form
    73,123.86/100,912.77 = 44,845.14/x
  3. Step 3: Cross multiply
    73,123.86x = 100,912.77 × 44,845.14
  4. Step 4: Simplify right side
    73,123.86x = 4,525,447,298.44
  5. Step 5: Solve for x
    x = 4,525,447,298.44/73,123.86
  6. Step 6: Final answer
    x = 61,887.42

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1.5x scale

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.