Home / 132,091.21-182,285.85-75,503.80

Finding the Fourth Proportional to 132,091.21, 182,285.85 and 75,503.80

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Solution

The fourth proportional to 132,091.21, 182,285.85 and 75,503.80 is: 104,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,091.21 : 182,285.85 = 75,503.80 : x
  2. Step 2: Convert to fraction form
    132,091.21/182,285.85 = 75,503.80/x
  3. Step 3: Cross multiply
    132,091.21x = 182,285.85 × 75,503.80
  4. Step 4: Simplify right side
    132,091.21x = 13,763,274,361.23
  5. Step 5: Solve for x
    x = 13,763,274,361.23/132,091.21
  6. Step 6: Final answer
    x = 104,195.23

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1.5x scale

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.