Home / 110,742.70-166,137.99-35,870.38

Finding the Fourth Proportional to 110,742.70, 166,137.99 and 35,870.38

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Solution

The fourth proportional to 110,742.70, 166,137.99 and 35,870.38 is: 53,813.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,742.70 : 166,137.99 = 35,870.38 : x
  2. Step 2: Convert to fraction form
    110,742.70/166,137.99 = 35,870.38/x
  3. Step 3: Cross multiply
    110,742.70x = 166,137.99 × 35,870.38
  4. Step 4: Simplify right side
    110,742.70x = 5,959,432,833.74
  5. Step 5: Solve for x
    x = 5,959,432,833.74/110,742.70
  6. Step 6: Final answer
    x = 53,813.32

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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.