Home / 89,623.26-134,065.53-73,648.44

Finding the Fourth Proportional to 89,623.26, 134,065.53 and 73,648.44

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Solution

The fourth proportional to 89,623.26, 134,065.53 and 73,648.44 is: 110,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,623.26 : 134,065.53 = 73,648.44 : x
  2. Step 2: Convert to fraction form
    89,623.26/134,065.53 = 73,648.44/x
  3. Step 3: Cross multiply
    89,623.26x = 134,065.53 × 73,648.44
  4. Step 4: Simplify right side
    89,623.26x = 9,873,717,142.27
  5. Step 5: Solve for x
    x = 9,873,717,142.27/89,623.26
  6. Step 6: Final answer
    x = 110,169.14

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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.