Home / 109,907.08-164,845.68-31,027.66

Finding the Fourth Proportional to 109,907.08, 164,845.68 and 31,027.66

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Solution

The fourth proportional to 109,907.08, 164,845.68 and 31,027.66 is: 46,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,907.08 : 164,845.68 = 31,027.66 : x
  2. Step 2: Convert to fraction form
    109,907.08/164,845.68 = 31,027.66/x
  3. Step 3: Cross multiply
    109,907.08x = 164,845.68 × 31,027.66
  4. Step 4: Simplify right side
    109,907.08x = 5,114,775,711.51
  5. Step 5: Solve for x
    x = 5,114,775,711.51/109,907.08
  6. Step 6: Final answer
    x = 46,537.27

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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.