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Finding the Fourth Proportional to 48,671.65, 73,074.71 and 33,641.75

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Solution

The fourth proportional to 48,671.65, 73,074.71 and 33,641.75 is: 50,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,671.65 : 73,074.71 = 33,641.75 : x
  2. Step 2: Convert to fraction form
    48,671.65/73,074.71 = 33,641.75/x
  3. Step 3: Cross multiply
    48,671.65x = 73,074.71 × 33,641.75
  4. Step 4: Simplify right side
    48,671.65x = 2,458,360,759.77
  5. Step 5: Solve for x
    x = 2,458,360,759.77/48,671.65
  6. Step 6: Final answer
    x = 50,509.09

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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.