Home / 132,183.82-182,416.90-71,754.30

Finding the Fourth Proportional to 132,183.82, 182,416.90 and 71,754.30

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Solution

The fourth proportional to 132,183.82, 182,416.90 and 71,754.30 is: 99,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,183.82 : 182,416.90 = 71,754.30 : x
  2. Step 2: Convert to fraction form
    132,183.82/182,416.90 = 71,754.30/x
  3. Step 3: Cross multiply
    132,183.82x = 182,416.90 × 71,754.30
  4. Step 4: Simplify right side
    132,183.82x = 13,089,196,967.67
  5. Step 5: Solve for x
    x = 13,089,196,967.67/132,183.82
  6. Step 6: Final answer
    x = 99,022.69

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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.