Home / 61,694.46-85,138.37-33,400.15

Finding the Fourth Proportional to 61,694.46, 85,138.37 and 33,400.15

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Solution

The fourth proportional to 61,694.46, 85,138.37 and 33,400.15 is: 46,092.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,694.46 : 85,138.37 = 33,400.15 : x
  2. Step 2: Convert to fraction form
    61,694.46/85,138.37 = 33,400.15/x
  3. Step 3: Cross multiply
    61,694.46x = 85,138.37 × 33,400.15
  4. Step 4: Simplify right side
    61,694.46x = 2,843,634,328.76
  5. Step 5: Solve for x
    x = 2,843,634,328.76/61,694.46
  6. Step 6: Final answer
    x = 46,092.22

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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.