Home / 110,742.60-166,138.20-35,866.20

Finding the Fourth Proportional to 110,742.60, 166,138.20 and 35,866.20

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Solution

The fourth proportional to 110,742.60, 166,138.20 and 35,866.20 is: 53,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,742.60 : 166,138.20 = 35,866.20 : x
  2. Step 2: Convert to fraction form
    110,742.60/166,138.20 = 35,866.20/x
  3. Step 3: Cross multiply
    110,742.60x = 166,138.20 × 35,866.20
  4. Step 4: Simplify right side
    110,742.60x = 5,958,745,908.84
  5. Step 5: Solve for x
    x = 5,958,745,908.84/110,742.60
  6. Step 6: Final answer
    x = 53,807.17

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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.