Home / 75,568.64-113,351.04-36,153.60

Finding the Fourth Proportional to 75,568.64, 113,351.04 and 36,153.60

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Solution

The fourth proportional to 75,568.64, 113,351.04 and 36,153.60 is: 54,229.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.64 : 113,351.04 = 36,153.60 : x
  2. Step 2: Convert to fraction form
    75,568.64/113,351.04 = 36,153.60/x
  3. Step 3: Cross multiply
    75,568.64x = 113,351.04 × 36,153.60
  4. Step 4: Simplify right side
    75,568.64x = 4,098,048,159.74
  5. Step 5: Solve for x
    x = 4,098,048,159.74/75,568.64
  6. Step 6: Final answer
    x = 54,229.48

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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.