Home / 110,532.36-152,537.13-65,221.38

Finding the Fourth Proportional to 110,532.36, 152,537.13 and 65,221.38

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Solution

The fourth proportional to 110,532.36, 152,537.13 and 65,221.38 is: 90,006.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,532.36 : 152,537.13 = 65,221.38 : x
  2. Step 2: Convert to fraction form
    110,532.36/152,537.13 = 65,221.38/x
  3. Step 3: Cross multiply
    110,532.36x = 152,537.13 × 65,221.38
  4. Step 4: Simplify right side
    110,532.36x = 9,948,682,119.84
  5. Step 5: Solve for x
    x = 9,948,682,119.84/110,532.36
  6. Step 6: Final answer
    x = 90,006.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.