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Finding the Fourth Proportional to 48,795, 73,202.82 and 18,810.01

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Solution

The fourth proportional to 48,795, 73,202.82 and 18,810.01 is: 28,218.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,795 : 73,202.82 = 18,810.01 : x
  2. Step 2: Convert to fraction form
    48,795/73,202.82 = 18,810.01/x
  3. Step 3: Cross multiply
    48,795x = 73,202.82 × 18,810.01
  4. Step 4: Simplify right side
    48,795x = 1,376,945,776.23
  5. Step 5: Solve for x
    x = 1,376,945,776.23/48,795
  6. Step 6: Final answer
    x = 28,218.99

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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.