Home / 54,961.31-75,846.74-29,810.81

Finding the Fourth Proportional to 54,961.31, 75,846.74 and 29,810.81

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Solution

The fourth proportional to 54,961.31, 75,846.74 and 29,810.81 is: 41,138.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,961.31 : 75,846.74 = 29,810.81 : x
  2. Step 2: Convert to fraction form
    54,961.31/75,846.74 = 29,810.81/x
  3. Step 3: Cross multiply
    54,961.31x = 75,846.74 × 29,810.81
  4. Step 4: Simplify right side
    54,961.31x = 2,261,052,795.82
  5. Step 5: Solve for x
    x = 2,261,052,795.82/54,961.31
  6. Step 6: Final answer
    x = 41,138.99

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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.