Home / 89,701.60-134,551.32-27,372.28

Finding the Fourth Proportional to 89,701.60, 134,551.32 and 27,372.28

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Solution

The fourth proportional to 89,701.60, 134,551.32 and 27,372.28 is: 41,058.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,701.60 : 134,551.32 = 27,372.28 : x
  2. Step 2: Convert to fraction form
    89,701.60/134,551.32 = 27,372.28/x
  3. Step 3: Cross multiply
    89,701.60x = 134,551.32 × 27,372.28
  4. Step 4: Simplify right side
    89,701.60x = 3,682,976,405.41
  5. Step 5: Solve for x
    x = 3,682,976,405.41/89,701.60
  6. Step 6: Final answer
    x = 41,058.09

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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.