Home / 75,034.26-112,551.58-30,661.01

Finding the Fourth Proportional to 75,034.26, 112,551.58 and 30,661.01

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Solution

The fourth proportional to 75,034.26, 112,551.58 and 30,661.01 is: 45,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,034.26 : 112,551.58 = 30,661.01 : x
  2. Step 2: Convert to fraction form
    75,034.26/112,551.58 = 30,661.01/x
  3. Step 3: Cross multiply
    75,034.26x = 112,551.58 × 30,661.01
  4. Step 4: Simplify right side
    75,034.26x = 3,450,945,119.90
  5. Step 5: Solve for x
    x = 3,450,945,119.90/75,034.26
  6. Step 6: Final answer
    x = 45,991.59

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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.