Home / 264,645.09-396,580.05-131,258.97

Finding the Fourth Proportional to 264,645.09, 396,580.05 and 131,258.97

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Solution

The fourth proportional to 264,645.09, 396,580.05 and 131,258.97 is: 196,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,645.09 : 396,580.05 = 131,258.97 : x
  2. Step 2: Convert to fraction form
    264,645.09/396,580.05 = 131,258.97/x
  3. Step 3: Cross multiply
    264,645.09x = 396,580.05 × 131,258.97
  4. Step 4: Simplify right side
    264,645.09x = 52,054,688,885.55
  5. Step 5: Solve for x
    x = 52,054,688,885.55/264,645.09
  6. Step 6: Final answer
    x = 196,696.22

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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.