Home / 94,286.70-141,265.51-78,592.58

Finding the Fourth Proportional to 94,286.70, 141,265.51 and 78,592.58

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Solution

The fourth proportional to 94,286.70, 141,265.51 and 78,592.58 is: 117,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,286.70 : 141,265.51 = 78,592.58 : x
  2. Step 2: Convert to fraction form
    94,286.70/141,265.51 = 78,592.58/x
  3. Step 3: Cross multiply
    94,286.70x = 141,265.51 × 78,592.58
  4. Step 4: Simplify right side
    94,286.70x = 11,102,420,412.33
  5. Step 5: Solve for x
    x = 11,102,420,412.33/94,286.70
  6. Step 6: Final answer
    x = 117,751.72

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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.