Home / 54,184.90-81,269.15-14,745.09

Finding the Fourth Proportional to 54,184.90, 81,269.15 and 14,745.09

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Solution

The fourth proportional to 54,184.90, 81,269.15 and 14,745.09 is: 22,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,184.90 : 81,269.15 = 14,745.09 : x
  2. Step 2: Convert to fraction form
    54,184.90/81,269.15 = 14,745.09/x
  3. Step 3: Cross multiply
    54,184.90x = 81,269.15 × 14,745.09
  4. Step 4: Simplify right side
    54,184.90x = 1,198,320,746.34
  5. Step 5: Solve for x
    x = 1,198,320,746.34/54,184.90
  6. Step 6: Final answer
    x = 22,115.40

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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.