Home / 54,298.08-81,464.58-25,847.10

Finding the Fourth Proportional to 54,298.08, 81,464.58 and 25,847.10

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Solution

The fourth proportional to 54,298.08, 81,464.58 and 25,847.10 is: 38,778.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.08 : 81,464.58 = 25,847.10 : x
  2. Step 2: Convert to fraction form
    54,298.08/81,464.58 = 25,847.10/x
  3. Step 3: Cross multiply
    54,298.08x = 81,464.58 × 25,847.10
  4. Step 4: Simplify right side
    54,298.08x = 2,105,623,145.72
  5. Step 5: Solve for x
    x = 2,105,623,145.72/54,298.08
  6. Step 6: Final answer
    x = 38,778.96

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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.