Home / 157,104.82-235,793.04-82,277.32

Finding the Fourth Proportional to 157,104.82, 235,793.04 and 82,277.32

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Solution

The fourth proportional to 157,104.82, 235,793.04 and 82,277.32 is: 123,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,104.82 : 235,793.04 = 82,277.32 : x
  2. Step 2: Convert to fraction form
    157,104.82/235,793.04 = 82,277.32/x
  3. Step 3: Cross multiply
    157,104.82x = 235,793.04 × 82,277.32
  4. Step 4: Simplify right side
    157,104.82x = 19,400,419,405.85
  5. Step 5: Solve for x
    x = 19,400,419,405.85/157,104.82
  6. Step 6: Final answer
    x = 123,487.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.