Home / 132,265.22-182,527.32-71,837.05

Finding the Fourth Proportional to 132,265.22, 182,527.32 and 71,837.05

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Solution

The fourth proportional to 132,265.22, 182,527.32 and 71,837.05 is: 99,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,265.22 : 182,527.32 = 71,837.05 : x
  2. Step 2: Convert to fraction form
    132,265.22/182,527.32 = 71,837.05/x
  3. Step 3: Cross multiply
    132,265.22x = 182,527.32 × 71,837.05
  4. Step 4: Simplify right side
    132,265.22x = 13,112,223,300.57
  5. Step 5: Solve for x
    x = 13,112,223,300.57/132,265.22
  6. Step 6: Final answer
    x = 99,135.84

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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.