Home / 65,146.43-89,902.41-36,851.51

Finding the Fourth Proportional to 65,146.43, 89,902.41 and 36,851.51

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Solution

The fourth proportional to 65,146.43, 89,902.41 and 36,851.51 is: 50,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,146.43 : 89,902.41 = 36,851.51 : x
  2. Step 2: Convert to fraction form
    65,146.43/89,902.41 = 36,851.51/x
  3. Step 3: Cross multiply
    65,146.43x = 89,902.41 × 36,851.51
  4. Step 4: Simplify right side
    65,146.43x = 3,313,039,785.90
  5. Step 5: Solve for x
    x = 3,313,039,785.90/65,146.43
  6. Step 6: Final answer
    x = 50,855.28

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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.