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Finding the Fourth Proportional to 73,834.20, 101,855.72 and 48,329.33

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Solution

The fourth proportional to 73,834.20, 101,855.72 and 48,329.33 is: 66,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,834.20 : 101,855.72 = 48,329.33 : x
  2. Step 2: Convert to fraction form
    73,834.20/101,855.72 = 48,329.33/x
  3. Step 3: Cross multiply
    73,834.20x = 101,855.72 × 48,329.33
  4. Step 4: Simplify right side
    73,834.20x = 4,922,617,953.34
  5. Step 5: Solve for x
    x = 4,922,617,953.34/73,834.20
  6. Step 6: Final answer
    x = 66,671.24

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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.