Home / 96,620.31-133,310.77-55,774.44

Finding the Fourth Proportional to 96,620.31, 133,310.77 and 55,774.44

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Solution

The fourth proportional to 96,620.31, 133,310.77 and 55,774.44 is: 76,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,620.31 : 133,310.77 = 55,774.44 : x
  2. Step 2: Convert to fraction form
    96,620.31/133,310.77 = 55,774.44/x
  3. Step 3: Cross multiply
    96,620.31x = 133,310.77 × 55,774.44
  4. Step 4: Simplify right side
    96,620.31x = 7,435,333,542.72
  5. Step 5: Solve for x
    x = 7,435,333,542.72/96,620.31
  6. Step 6: Final answer
    x = 76,954.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.