Home / 89,119.22-122,902.30-60,480.44

Finding the Fourth Proportional to 89,119.22, 122,902.30 and 60,480.44

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Solution

The fourth proportional to 89,119.22, 122,902.30 and 60,480.44 is: 83,407.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,119.22 : 122,902.30 = 60,480.44 : x
  2. Step 2: Convert to fraction form
    89,119.22/122,902.30 = 60,480.44/x
  3. Step 3: Cross multiply
    89,119.22x = 122,902.30 × 60,480.44
  4. Step 4: Simplify right side
    89,119.22x = 7,433,185,181.01
  5. Step 5: Solve for x
    x = 7,433,185,181.01/89,119.22
  6. Step 6: Final answer
    x = 83,407.21

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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.