Home / 170,489.56-255,725.10-52,160.88

Finding the Fourth Proportional to 170,489.56, 255,725.10 and 52,160.88

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Solution

The fourth proportional to 170,489.56, 255,725.10 and 52,160.88 is: 78,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,489.56 : 255,725.10 = 52,160.88 : x
  2. Step 2: Convert to fraction form
    170,489.56/255,725.10 = 52,160.88/x
  3. Step 3: Cross multiply
    170,489.56x = 255,725.10 × 52,160.88
  4. Step 4: Simplify right side
    170,489.56x = 13,338,846,254.09
  5. Step 5: Solve for x
    x = 13,338,846,254.09/170,489.56
  6. Step 6: Final answer
    x = 78,238.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.