Home / 54,313.10-81,506.10-32,102.90

Finding the Fourth Proportional to 54,313.10, 81,506.10 and 32,102.90

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Solution

The fourth proportional to 54,313.10, 81,506.10 and 32,102.90 is: 48,175.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.10 : 81,506.10 = 32,102.90 : x
  2. Step 2: Convert to fraction form
    54,313.10/81,506.10 = 32,102.90/x
  3. Step 3: Cross multiply
    54,313.10x = 81,506.10 × 32,102.90
  4. Step 4: Simplify right side
    54,313.10x = 2,616,582,177.69
  5. Step 5: Solve for x
    x = 2,616,582,177.69/54,313.10
  6. Step 6: Final answer
    x = 48,175.89

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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.