Home / 301,016.12-451,363.76-101,270.12

Finding the Fourth Proportional to 301,016.12, 451,363.76 and 101,270.12

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Solution

The fourth proportional to 301,016.12, 451,363.76 and 101,270.12 is: 151,851.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,016.12 : 451,363.76 = 101,270.12 : x
  2. Step 2: Convert to fraction form
    301,016.12/451,363.76 = 101,270.12/x
  3. Step 3: Cross multiply
    301,016.12x = 451,363.76 × 101,270.12
  4. Step 4: Simplify right side
    301,016.12x = 45,709,662,138.85
  5. Step 5: Solve for x
    x = 45,709,662,138.85/301,016.12
  6. Step 6: Final answer
    x = 151,851.21

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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.