Home / 149,867.73-206,577.27-101,454.39

Finding the Fourth Proportional to 149,867.73, 206,577.27 and 101,454.39

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Solution

The fourth proportional to 149,867.73, 206,577.27 and 101,454.39 is: 139,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,867.73 : 206,577.27 = 101,454.39 : x
  2. Step 2: Convert to fraction form
    149,867.73/206,577.27 = 101,454.39/x
  3. Step 3: Cross multiply
    149,867.73x = 206,577.27 × 101,454.39
  4. Step 4: Simplify right side
    149,867.73x = 20,958,170,915.72
  5. Step 5: Solve for x
    x = 20,958,170,915.72/149,867.73
  6. Step 6: Final answer
    x = 139,844.45

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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.