Home / 168,902.46-253,427.22-105,867

Finding the Fourth Proportional to 168,902.46, 253,427.22 and 105,867

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Solution

The fourth proportional to 168,902.46, 253,427.22 and 105,867 is: 158,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,902.46 : 253,427.22 = 105,867 : x
  2. Step 2: Convert to fraction form
    168,902.46/253,427.22 = 105,867/x
  3. Step 3: Cross multiply
    168,902.46x = 253,427.22 × 105,867
  4. Step 4: Simplify right side
    168,902.46x = 26,829,579,499.74
  5. Step 5: Solve for x
    x = 26,829,579,499.74/168,902.46
  6. Step 6: Final answer
    x = 158,846.59

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1.5x scale

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.