Home / 165,692.54-248,307.12-89,626.86

Finding the Fourth Proportional to 165,692.54, 248,307.12 and 89,626.86

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Solution

The fourth proportional to 165,692.54, 248,307.12 and 89,626.86 is: 134,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,692.54 : 248,307.12 = 89,626.86 : x
  2. Step 2: Convert to fraction form
    165,692.54/248,307.12 = 89,626.86/x
  3. Step 3: Cross multiply
    165,692.54x = 248,307.12 × 89,626.86
  4. Step 4: Simplify right side
    165,692.54x = 22,254,987,481.24
  5. Step 5: Solve for x
    x = 22,254,987,481.24/165,692.54
  6. Step 6: Final answer
    x = 134,314.96

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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.