Home / 54,114.98-81,173.86-25,645.25

Finding the Fourth Proportional to 54,114.98, 81,173.86 and 25,645.25

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Solution

The fourth proportional to 54,114.98, 81,173.86 and 25,645.25 is: 38,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,114.98 : 81,173.86 = 25,645.25 : x
  2. Step 2: Convert to fraction form
    54,114.98/81,173.86 = 25,645.25/x
  3. Step 3: Cross multiply
    54,114.98x = 81,173.86 × 25,645.25
  4. Step 4: Simplify right side
    54,114.98x = 2,081,724,071.99
  5. Step 5: Solve for x
    x = 2,081,724,071.99/54,114.98
  6. Step 6: Final answer
    x = 38,468.54

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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.