Home / 68,255.01-94,239.90-47,880.36

Finding the Fourth Proportional to 68,255.01, 94,239.90 and 47,880.36

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Solution

The fourth proportional to 68,255.01, 94,239.90 and 47,880.36 is: 66,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,255.01 : 94,239.90 = 47,880.36 : x
  2. Step 2: Convert to fraction form
    68,255.01/94,239.90 = 47,880.36/x
  3. Step 3: Cross multiply
    68,255.01x = 94,239.90 × 47,880.36
  4. Step 4: Simplify right side
    68,255.01x = 4,512,240,338.36
  5. Step 5: Solve for x
    x = 4,512,240,338.36/68,255.01
  6. Step 6: Final answer
    x = 66,108.56

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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.