Home / 68,337.37-94,290.33-39,661.84

Finding the Fourth Proportional to 68,337.37, 94,290.33 and 39,661.84

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Solution

The fourth proportional to 68,337.37, 94,290.33 and 39,661.84 is: 54,724.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,337.37 : 94,290.33 = 39,661.84 : x
  2. Step 2: Convert to fraction form
    68,337.37/94,290.33 = 39,661.84/x
  3. Step 3: Cross multiply
    68,337.37x = 94,290.33 × 39,661.84
  4. Step 4: Simplify right side
    68,337.37x = 3,739,727,982.01
  5. Step 5: Solve for x
    x = 3,739,727,982.01/68,337.37
  6. Step 6: Final answer
    x = 54,724.49

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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.