Home / 170,181.32-254,883.18-81,497.12

Finding the Fourth Proportional to 170,181.32, 254,883.18 and 81,497.12

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Solution

The fourth proportional to 170,181.32, 254,883.18 and 81,497.12 is: 122,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,181.32 : 254,883.18 = 81,497.12 : x
  2. Step 2: Convert to fraction form
    170,181.32/254,883.18 = 81,497.12/x
  3. Step 3: Cross multiply
    170,181.32x = 254,883.18 × 81,497.12
  4. Step 4: Simplify right side
    170,181.32x = 20,772,245,106.44
  5. Step 5: Solve for x
    x = 20,772,245,106.44/170,181.32
  6. Step 6: Final answer
    x = 122,059.49

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1.5x scale

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.