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Finding the Fourth Proportional to 180,019.82, 270,026.39 and 53,745.68

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Solution

The fourth proportional to 180,019.82, 270,026.39 and 53,745.68 is: 80,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,019.82 : 270,026.39 = 53,745.68 : x
  2. Step 2: Convert to fraction form
    180,019.82/270,026.39 = 53,745.68/x
  3. Step 3: Cross multiply
    180,019.82x = 270,026.39 × 53,745.68
  4. Step 4: Simplify right side
    180,019.82x = 14,512,751,679.77
  5. Step 5: Solve for x
    x = 14,512,751,679.77/180,019.82
  6. Step 6: Final answer
    x = 80,617.52

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1.5x scale

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.