Home / 54,200.09-81,232.36-26,114.87

Finding the Fourth Proportional to 54,200.09, 81,232.36 and 26,114.87

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Solution

The fourth proportional to 54,200.09, 81,232.36 and 26,114.87 is: 39,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,200.09 : 81,232.36 = 26,114.87 : x
  2. Step 2: Convert to fraction form
    54,200.09/81,232.36 = 26,114.87/x
  3. Step 3: Cross multiply
    54,200.09x = 81,232.36 × 26,114.87
  4. Step 4: Simplify right side
    54,200.09x = 2,121,372,521.19
  5. Step 5: Solve for x
    x = 2,121,372,521.19/54,200.09
  6. Step 6: Final answer
    x = 39,139.65

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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.