Home / 79,778.19-110,096.45-43,969.51

Finding the Fourth Proportional to 79,778.19, 110,096.45 and 43,969.51

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Solution

The fourth proportional to 79,778.19, 110,096.45 and 43,969.51 is: 60,679.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,778.19 : 110,096.45 = 43,969.51 : x
  2. Step 2: Convert to fraction form
    79,778.19/110,096.45 = 43,969.51/x
  3. Step 3: Cross multiply
    79,778.19x = 110,096.45 × 43,969.51
  4. Step 4: Simplify right side
    79,778.19x = 4,840,886,959.24
  5. Step 5: Solve for x
    x = 4,840,886,959.24/79,778.19
  6. Step 6: Final answer
    x = 60,679.33

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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.