Home / 49,531.28-74,213.04-35,419.66

Finding the Fourth Proportional to 49,531.28, 74,213.04 and 35,419.66

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Solution

The fourth proportional to 49,531.28, 74,213.04 and 35,419.66 is: 53,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.28 : 74,213.04 = 35,419.66 : x
  2. Step 2: Convert to fraction form
    49,531.28/74,213.04 = 35,419.66/x
  3. Step 3: Cross multiply
    49,531.28x = 74,213.04 × 35,419.66
  4. Step 4: Simplify right side
    49,531.28x = 2,628,600,644.37
  5. Step 5: Solve for x
    x = 2,628,600,644.37/49,531.28
  6. Step 6: Final answer
    x = 53,069.51

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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.