Home / 52,790.22-79,138.92-27,436.35

Finding the Fourth Proportional to 52,790.22, 79,138.92 and 27,436.35

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Solution

The fourth proportional to 52,790.22, 79,138.92 and 27,436.35 is: 41,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,790.22 : 79,138.92 = 27,436.35 : x
  2. Step 2: Convert to fraction form
    52,790.22/79,138.92 = 27,436.35/x
  3. Step 3: Cross multiply
    52,790.22x = 79,138.92 × 27,436.35
  4. Step 4: Simplify right side
    52,790.22x = 2,171,283,107.74
  5. Step 5: Solve for x
    x = 2,171,283,107.74/52,790.22
  6. Step 6: Final answer
    x = 41,130.40

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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.