Home / 102,724.60-154,083.66-60,891.34

Finding the Fourth Proportional to 102,724.60, 154,083.66 and 60,891.34

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Solution

The fourth proportional to 102,724.60, 154,083.66 and 60,891.34 is: 91,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,724.60 : 154,083.66 = 60,891.34 : x
  2. Step 2: Convert to fraction form
    102,724.60/154,083.66 = 60,891.34/x
  3. Step 3: Cross multiply
    102,724.60x = 154,083.66 × 60,891.34
  4. Step 4: Simplify right side
    102,724.60x = 9,382,360,529.50
  5. Step 5: Solve for x
    x = 9,382,360,529.50/102,724.60
  6. Step 6: Final answer
    x = 91,335.09

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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.