Home / 74,055.43-110,982.46-31,325.32

Finding the Fourth Proportional to 74,055.43, 110,982.46 and 31,325.32

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Solution

The fourth proportional to 74,055.43, 110,982.46 and 31,325.32 is: 46,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,055.43 : 110,982.46 = 31,325.32 : x
  2. Step 2: Convert to fraction form
    74,055.43/110,982.46 = 31,325.32/x
  3. Step 3: Cross multiply
    74,055.43x = 110,982.46 × 31,325.32
  4. Step 4: Simplify right side
    74,055.43x = 3,476,561,073.89
  5. Step 5: Solve for x
    x = 3,476,561,073.89/74,055.43
  6. Step 6: Final answer
    x = 46,945.39

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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.