Home / 68,155.35-94,091.27-47,799.91

Finding the Fourth Proportional to 68,155.35, 94,091.27 and 47,799.91

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Solution

The fourth proportional to 68,155.35, 94,091.27 and 47,799.91 is: 65,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,155.35 : 94,091.27 = 47,799.91 : x
  2. Step 2: Convert to fraction form
    68,155.35/94,091.27 = 47,799.91/x
  3. Step 3: Cross multiply
    68,155.35x = 94,091.27 × 47,799.91
  4. Step 4: Simplify right side
    68,155.35x = 4,497,554,237.79
  5. Step 5: Solve for x
    x = 4,497,554,237.79/68,155.35
  6. Step 6: Final answer
    x = 65,989.75

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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.