Home / 75,679.90-113,521.06-23,089.84

Finding the Fourth Proportional to 75,679.90, 113,521.06 and 23,089.84

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Solution

The fourth proportional to 75,679.90, 113,521.06 and 23,089.84 is: 34,635.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,679.90 : 113,521.06 = 23,089.84 : x
  2. Step 2: Convert to fraction form
    75,679.90/113,521.06 = 23,089.84/x
  3. Step 3: Cross multiply
    75,679.90x = 113,521.06 × 23,089.84
  4. Step 4: Simplify right side
    75,679.90x = 2,621,183,112.03
  5. Step 5: Solve for x
    x = 2,621,183,112.03/75,679.90
  6. Step 6: Final answer
    x = 34,635.13

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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.