Home / 110,852.20-166,278.30-75,860.20

Finding the Fourth Proportional to 110,852.20, 166,278.30 and 75,860.20

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Solution

The fourth proportional to 110,852.20, 166,278.30 and 75,860.20 is: 113,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,852.20 : 166,278.30 = 75,860.20 : x
  2. Step 2: Convert to fraction form
    110,852.20/166,278.30 = 75,860.20/x
  3. Step 3: Cross multiply
    110,852.20x = 166,278.30 × 75,860.20
  4. Step 4: Simplify right side
    110,852.20x = 12,613,905,093.66
  5. Step 5: Solve for x
    x = 12,613,905,093.66/110,852.20
  6. Step 6: Final answer
    x = 113,790.30

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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.