Home / 161,096.74-222,307.30-89,481.32

Finding the Fourth Proportional to 161,096.74, 222,307.30 and 89,481.32

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Solution

The fourth proportional to 161,096.74, 222,307.30 and 89,481.32 is: 123,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,096.74 : 222,307.30 = 89,481.32 : x
  2. Step 2: Convert to fraction form
    161,096.74/222,307.30 = 89,481.32/x
  3. Step 3: Cross multiply
    161,096.74x = 222,307.30 × 89,481.32
  4. Step 4: Simplify right side
    161,096.74x = 19,892,350,649.64
  5. Step 5: Solve for x
    x = 19,892,350,649.64/161,096.74
  6. Step 6: Final answer
    x = 123,480.78

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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.