Home / 54,237.06-81,044.64-41,342.90

Finding the Fourth Proportional to 54,237.06, 81,044.64 and 41,342.90

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Solution

The fourth proportional to 54,237.06, 81,044.64 and 41,342.90 is: 61,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,237.06 : 81,044.64 = 41,342.90 : x
  2. Step 2: Convert to fraction form
    54,237.06/81,044.64 = 41,342.90/x
  3. Step 3: Cross multiply
    54,237.06x = 81,044.64 × 41,342.90
  4. Step 4: Simplify right side
    54,237.06x = 3,350,620,041.83
  5. Step 5: Solve for x
    x = 3,350,620,041.83/54,237.06
  6. Step 6: Final answer
    x = 61,777.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.