Home / 86,949.54-130,419.81-24,620.22

Finding the Fourth Proportional to 86,949.54, 130,419.81 and 24,620.22

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Solution

The fourth proportional to 86,949.54, 130,419.81 and 24,620.22 is: 36,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,949.54 : 130,419.81 = 24,620.22 : x
  2. Step 2: Convert to fraction form
    86,949.54/130,419.81 = 24,620.22/x
  3. Step 3: Cross multiply
    86,949.54x = 130,419.81 × 24,620.22
  4. Step 4: Simplify right side
    86,949.54x = 3,210,964,414.56
  5. Step 5: Solve for x
    x = 3,210,964,414.56/86,949.54
  6. Step 6: Final answer
    x = 36,929.06

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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.