Home / 132,274.42-182,540.60-71,845.18

Finding the Fourth Proportional to 132,274.42, 182,540.60 and 71,845.18

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Solution

The fourth proportional to 132,274.42, 182,540.60 and 71,845.18 is: 99,147.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,274.42 : 182,540.60 = 71,845.18 : x
  2. Step 2: Convert to fraction form
    132,274.42/182,540.60 = 71,845.18/x
  3. Step 3: Cross multiply
    132,274.42x = 182,540.60 × 71,845.18
  4. Step 4: Simplify right side
    132,274.42x = 13,114,662,264.31
  5. Step 5: Solve for x
    x = 13,114,662,264.31/132,274.42
  6. Step 6: Final answer
    x = 99,147.38

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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.