Home / 309,913.23-464,708.55-110,204.60

Finding the Fourth Proportional to 309,913.23, 464,708.55 and 110,204.60

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Solution

The fourth proportional to 309,913.23, 464,708.55 and 110,204.60 is: 165,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,913.23 : 464,708.55 = 110,204.60 : x
  2. Step 2: Convert to fraction form
    309,913.23/464,708.55 = 110,204.60/x
  3. Step 3: Cross multiply
    309,913.23x = 464,708.55 × 110,204.60
  4. Step 4: Simplify right side
    309,913.23x = 51,213,017,545.79
  5. Step 5: Solve for x
    x = 51,213,017,545.79/309,913.23
  6. Step 6: Final answer
    x = 165,249.54

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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.