Home / 89,836.46-134,625.51-61,788.19

Finding the Fourth Proportional to 89,836.46, 134,625.51 and 61,788.19

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Solution

The fourth proportional to 89,836.46, 134,625.51 and 61,788.19 is: 92,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,836.46 : 134,625.51 = 61,788.19 : x
  2. Step 2: Convert to fraction form
    89,836.46/134,625.51 = 61,788.19/x
  3. Step 3: Cross multiply
    89,836.46x = 134,625.51 × 61,788.19
  4. Step 4: Simplify right side
    89,836.46x = 8,318,265,917.60
  5. Step 5: Solve for x
    x = 8,318,265,917.60/89,836.46
  6. Step 6: Final answer
    x = 92,593.43

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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.