Home / 108,258.96-149,396.94-60,512.30

Finding the Fourth Proportional to 108,258.96, 149,396.94 and 60,512.30

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Solution

The fourth proportional to 108,258.96, 149,396.94 and 60,512.30 is: 83,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,258.96 : 149,396.94 = 60,512.30 : x
  2. Step 2: Convert to fraction form
    108,258.96/149,396.94 = 60,512.30/x
  3. Step 3: Cross multiply
    108,258.96x = 149,396.94 × 60,512.30
  4. Step 4: Simplify right side
    108,258.96x = 9,040,351,705.38
  5. Step 5: Solve for x
    x = 9,040,351,705.38/108,258.96
  6. Step 6: Final answer
    x = 83,506.73

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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.