Home / 54,788.10-82,134.15-37,200.90

Finding the Fourth Proportional to 54,788.10, 82,134.15 and 37,200.90

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Solution

The fourth proportional to 54,788.10, 82,134.15 and 37,200.90 is: 55,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,788.10 : 82,134.15 = 37,200.90 : x
  2. Step 2: Convert to fraction form
    54,788.10/82,134.15 = 37,200.90/x
  3. Step 3: Cross multiply
    54,788.10x = 82,134.15 × 37,200.90
  4. Step 4: Simplify right side
    54,788.10x = 3,055,464,300.74
  5. Step 5: Solve for x
    x = 3,055,464,300.74/54,788.10
  6. Step 6: Final answer
    x = 55,768.76

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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.