Home / 165,912.30-248,868.45-164,357.10

Finding the Fourth Proportional to 165,912.30, 248,868.45 and 164,357.10

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Solution

The fourth proportional to 165,912.30, 248,868.45 and 164,357.10 is: 246,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,912.30 : 248,868.45 = 164,357.10 : x
  2. Step 2: Convert to fraction form
    165,912.30/248,868.45 = 164,357.10/x
  3. Step 3: Cross multiply
    165,912.30x = 248,868.45 × 164,357.10
  4. Step 4: Simplify right side
    165,912.30x = 40,903,296,723.50
  5. Step 5: Solve for x
    x = 40,903,296,723.50/165,912.30
  6. Step 6: Final answer
    x = 246,535.65

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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.