Home / 54,009.60-81,014.40-44,168.10

Finding the Fourth Proportional to 54,009.60, 81,014.40 and 44,168.10

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Solution

The fourth proportional to 54,009.60, 81,014.40 and 44,168.10 is: 66,252.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,009.60 : 81,014.40 = 44,168.10 : x
  2. Step 2: Convert to fraction form
    54,009.60/81,014.40 = 44,168.10/x
  3. Step 3: Cross multiply
    54,009.60x = 81,014.40 × 44,168.10
  4. Step 4: Simplify right side
    54,009.60x = 3,578,252,120.64
  5. Step 5: Solve for x
    x = 3,578,252,120.64/54,009.60
  6. Step 6: Final answer
    x = 66,252.15

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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.