Home / 79,444.73-109,635.62-43,147.54

Finding the Fourth Proportional to 79,444.73, 109,635.62 and 43,147.54

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Solution

The fourth proportional to 79,444.73, 109,635.62 and 43,147.54 is: 59,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,444.73 : 109,635.62 = 43,147.54 : x
  2. Step 2: Convert to fraction form
    79,444.73/109,635.62 = 43,147.54/x
  3. Step 3: Cross multiply
    79,444.73x = 109,635.62 × 43,147.54
  4. Step 4: Simplify right side
    79,444.73x = 4,730,507,220.68
  5. Step 5: Solve for x
    x = 4,730,507,220.68/79,444.73
  6. Step 6: Final answer
    x = 59,544.63

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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.