Home / 151,720.72-226,427.40-134,906.02

Finding the Fourth Proportional to 151,720.72, 226,427.40 and 134,906.02

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Solution

The fourth proportional to 151,720.72, 226,427.40 and 134,906.02 is: 201,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,720.72 : 226,427.40 = 134,906.02 : x
  2. Step 2: Convert to fraction form
    151,720.72/226,427.40 = 134,906.02/x
  3. Step 3: Cross multiply
    151,720.72x = 226,427.40 × 134,906.02
  4. Step 4: Simplify right side
    151,720.72x = 30,546,419,352.95
  5. Step 5: Solve for x
    x = 30,546,419,352.95/151,720.72
  6. Step 6: Final answer
    x = 201,333.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.