Home / 110,538.06-165,808.26-88,491.60

Finding the Fourth Proportional to 110,538.06, 165,808.26 and 88,491.60

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Solution

The fourth proportional to 110,538.06, 165,808.26 and 88,491.60 is: 132,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,538.06 : 165,808.26 = 88,491.60 : x
  2. Step 2: Convert to fraction form
    110,538.06/165,808.26 = 88,491.60/x
  3. Step 3: Cross multiply
    110,538.06x = 165,808.26 × 88,491.60
  4. Step 4: Simplify right side
    110,538.06x = 14,672,638,220.62
  5. Step 5: Solve for x
    x = 14,672,638,220.62/110,538.06
  6. Step 6: Final answer
    x = 132,738.34

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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.