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Finding the Fourth Proportional to 180,052.88, 270,093.22 and 53,683.49

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Solution

The fourth proportional to 180,052.88, 270,093.22 and 53,683.49 is: 80,529.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,052.88 : 270,093.22 = 53,683.49 : x
  2. Step 2: Convert to fraction form
    180,052.88/270,093.22 = 53,683.49/x
  3. Step 3: Cross multiply
    180,052.88x = 270,093.22 × 53,683.49
  4. Step 4: Simplify right side
    180,052.88x = 14,499,547,215.96
  5. Step 5: Solve for x
    x = 14,499,547,215.96/180,052.88
  6. Step 6: Final answer
    x = 80,529.38

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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.