Home / 79,724.19-110,020.29-43,913.46

Finding the Fourth Proportional to 79,724.19, 110,020.29 and 43,913.46

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Solution

The fourth proportional to 79,724.19, 110,020.29 and 43,913.46 is: 60,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.19 : 110,020.29 = 43,913.46 : x
  2. Step 2: Convert to fraction form
    79,724.19/110,020.29 = 43,913.46/x
  3. Step 3: Cross multiply
    79,724.19x = 110,020.29 × 43,913.46
  4. Step 4: Simplify right side
    79,724.19x = 4,831,371,604.10
  5. Step 5: Solve for x
    x = 4,831,371,604.10/79,724.19
  6. Step 6: Final answer
    x = 60,601.07

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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.