Home / 132,221.36-182,466.72-71,792.64

Finding the Fourth Proportional to 132,221.36, 182,466.72 and 71,792.64

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Solution

The fourth proportional to 132,221.36, 182,466.72 and 71,792.64 is: 99,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,221.36 : 182,466.72 = 71,792.64 : x
  2. Step 2: Convert to fraction form
    132,221.36/182,466.72 = 71,792.64/x
  3. Step 3: Cross multiply
    132,221.36x = 182,466.72 × 71,792.64
  4. Step 4: Simplify right side
    132,221.36x = 13,099,767,540.94
  5. Step 5: Solve for x
    x = 13,099,767,540.94/132,221.36
  6. Step 6: Final answer
    x = 99,074.52

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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.