Home / 168,110.96-251,903.64-105,650.24

Finding the Fourth Proportional to 168,110.96, 251,903.64 and 105,650.24

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Solution

The fourth proportional to 168,110.96, 251,903.64 and 105,650.24 is: 158,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,110.96 : 251,903.64 = 105,650.24 : x
  2. Step 2: Convert to fraction form
    168,110.96/251,903.64 = 105,650.24/x
  3. Step 3: Cross multiply
    168,110.96x = 251,903.64 × 105,650.24
  4. Step 4: Simplify right side
    168,110.96x = 26,613,680,022.87
  5. Step 5: Solve for x
    x = 26,613,680,022.87/168,110.96
  6. Step 6: Final answer
    x = 158,310.20

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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.