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Finding the Fourth Proportional to 48,873.70, 73,310.55 and 43,333.30

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Solution

The fourth proportional to 48,873.70, 73,310.55 and 43,333.30 is: 64,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,873.70 : 73,310.55 = 43,333.30 : x
  2. Step 2: Convert to fraction form
    48,873.70/73,310.55 = 43,333.30/x
  3. Step 3: Cross multiply
    48,873.70x = 73,310.55 × 43,333.30
  4. Step 4: Simplify right side
    48,873.70x = 3,176,788,056.32
  5. Step 5: Solve for x
    x = 3,176,788,056.32/48,873.70
  6. Step 6: Final answer
    x = 64,999.95

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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.