Home / 106,110.78-146,453.68-60,819.13

Finding the Fourth Proportional to 106,110.78, 146,453.68 and 60,819.13

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Solution

The fourth proportional to 106,110.78, 146,453.68 and 60,819.13 is: 83,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,110.78 : 146,453.68 = 60,819.13 : x
  2. Step 2: Convert to fraction form
    106,110.78/146,453.68 = 60,819.13/x
  3. Step 3: Cross multiply
    106,110.78x = 146,453.68 × 60,819.13
  4. Step 4: Simplify right side
    106,110.78x = 8,907,184,670.63
  5. Step 5: Solve for x
    x = 8,907,184,670.63/106,110.78
  6. Step 6: Final answer
    x = 83,942.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.