Home / 166,018.20-248,730.30-100,984.20

Finding the Fourth Proportional to 166,018.20, 248,730.30 and 100,984.20

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Solution

The fourth proportional to 166,018.20, 248,730.30 and 100,984.20 is: 151,295.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,018.20 : 248,730.30 = 100,984.20 : x
  2. Step 2: Convert to fraction form
    166,018.20/248,730.30 = 100,984.20/x
  3. Step 3: Cross multiply
    166,018.20x = 248,730.30 × 100,984.20
  4. Step 4: Simplify right side
    166,018.20x = 25,117,830,361.26
  5. Step 5: Solve for x
    x = 25,117,830,361.26/166,018.20
  6. Step 6: Final answer
    x = 151,295.64

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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.