Home / 54,252.10-81,329.55-35,541.10

Finding the Fourth Proportional to 54,252.10, 81,329.55 and 35,541.10

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Solution

The fourth proportional to 54,252.10, 81,329.55 and 35,541.10 is: 53,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,252.10 : 81,329.55 = 35,541.10 : x
  2. Step 2: Convert to fraction form
    54,252.10/81,329.55 = 35,541.10/x
  3. Step 3: Cross multiply
    54,252.10x = 81,329.55 × 35,541.10
  4. Step 4: Simplify right side
    54,252.10x = 2,890,541,669.51
  5. Step 5: Solve for x
    x = 2,890,541,669.51/54,252.10
  6. Step 6: Final answer
    x = 53,279.81

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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.