Home / 216,629.96-298,829.22-125,975.96

Finding the Fourth Proportional to 216,629.96, 298,829.22 and 125,975.96

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Solution

The fourth proportional to 216,629.96, 298,829.22 and 125,975.96 is: 173,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,629.96 : 298,829.22 = 125,975.96 : x
  2. Step 2: Convert to fraction form
    216,629.96/298,829.22 = 125,975.96/x
  3. Step 3: Cross multiply
    216,629.96x = 298,829.22 × 125,975.96
  4. Step 4: Simplify right side
    216,629.96x = 37,645,297,865.55
  5. Step 5: Solve for x
    x = 37,645,297,865.55/216,629.96
  6. Step 6: Final answer
    x = 173,776.97

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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.