Home / 309,912.48-464,707.42-110,203.85

Finding the Fourth Proportional to 309,912.48, 464,707.42 and 110,203.85

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Solution

The fourth proportional to 309,912.48, 464,707.42 and 110,203.85 is: 165,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,912.48 : 464,707.42 = 110,203.85 : x
  2. Step 2: Convert to fraction form
    309,912.48/464,707.42 = 110,203.85/x
  3. Step 3: Cross multiply
    309,912.48x = 464,707.42 × 110,203.85
  4. Step 4: Simplify right side
    309,912.48x = 51,212,547,693.83
  5. Step 5: Solve for x
    x = 51,212,547,693.83/309,912.48
  6. Step 6: Final answer
    x = 165,248.42

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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.