Home / 68,420.64-94,372.97-46,912.34

Finding the Fourth Proportional to 68,420.64, 94,372.97 and 46,912.34

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Solution

The fourth proportional to 68,420.64, 94,372.97 and 46,912.34 is: 64,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,420.64 : 94,372.97 = 46,912.34 : x
  2. Step 2: Convert to fraction form
    68,420.64/94,372.97 = 46,912.34/x
  3. Step 3: Cross multiply
    68,420.64x = 94,372.97 × 46,912.34
  4. Step 4: Simplify right side
    68,420.64x = 4,427,256,149.02
  5. Step 5: Solve for x
    x = 4,427,256,149.02/68,420.64
  6. Step 6: Final answer
    x = 64,706.44

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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.