Home / 309,081.49-463,688.81-95,845.11

Finding the Fourth Proportional to 309,081.49, 463,688.81 and 95,845.11

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Solution

The fourth proportional to 309,081.49, 463,688.81 and 95,845.11 is: 143,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,081.49 : 463,688.81 = 95,845.11 : x
  2. Step 2: Convert to fraction form
    309,081.49/463,688.81 = 95,845.11/x
  3. Step 3: Cross multiply
    309,081.49x = 463,688.81 × 95,845.11
  4. Step 4: Simplify right side
    309,081.49x = 44,442,305,819.44
  5. Step 5: Solve for x
    x = 44,442,305,819.44/309,081.49
  6. Step 6: Final answer
    x = 143,788.31

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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.