Home / 165,900.72-248,703.72-64,675.44

Finding the Fourth Proportional to 165,900.72, 248,703.72 and 64,675.44

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Solution

The fourth proportional to 165,900.72, 248,703.72 and 64,675.44 is: 96,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,900.72 : 248,703.72 = 64,675.44 : x
  2. Step 2: Convert to fraction form
    165,900.72/248,703.72 = 64,675.44/x
  3. Step 3: Cross multiply
    165,900.72x = 248,703.72 × 64,675.44
  4. Step 4: Simplify right side
    165,900.72x = 16,085,022,520.64
  5. Step 5: Solve for x
    x = 16,085,022,520.64/165,900.72
  6. Step 6: Final answer
    x = 96,955.71

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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.