Home / 110,770.28-166,154.18-75,143.34

Finding the Fourth Proportional to 110,770.28, 166,154.18 and 75,143.34

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Solution

The fourth proportional to 110,770.28, 166,154.18 and 75,143.34 is: 112,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,770.28 : 166,154.18 = 75,143.34 : x
  2. Step 2: Convert to fraction form
    110,770.28/166,154.18 = 75,143.34/x
  3. Step 3: Cross multiply
    110,770.28x = 166,154.18 × 75,143.34
  4. Step 4: Simplify right side
    110,770.28x = 12,485,380,040.16
  5. Step 5: Solve for x
    x = 12,485,380,040.16/110,770.28
  6. Step 6: Final answer
    x = 112,714.17

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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.