Home / 54,493.14-81,698.24-28,181.10

Finding the Fourth Proportional to 54,493.14, 81,698.24 and 28,181.10

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Solution

The fourth proportional to 54,493.14, 81,698.24 and 28,181.10 is: 42,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,493.14 : 81,698.24 = 28,181.10 : x
  2. Step 2: Convert to fraction form
    54,493.14/81,698.24 = 28,181.10/x
  3. Step 3: Cross multiply
    54,493.14x = 81,698.24 × 28,181.10
  4. Step 4: Simplify right side
    54,493.14x = 2,302,346,271.26
  5. Step 5: Solve for x
    x = 2,302,346,271.26/54,493.14
  6. Step 6: Final answer
    x = 42,250.20

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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.