Home / 347,669.58-521,499.97-111,009.26

Finding the Fourth Proportional to 347,669.58, 521,499.97 and 111,009.26

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Solution

The fourth proportional to 347,669.58, 521,499.97 and 111,009.26 is: 166,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,669.58 : 521,499.97 = 111,009.26 : x
  2. Step 2: Convert to fraction form
    347,669.58/521,499.97 = 111,009.26/x
  3. Step 3: Cross multiply
    347,669.58x = 521,499.97 × 111,009.26
  4. Step 4: Simplify right side
    347,669.58x = 57,891,325,759.72
  5. Step 5: Solve for x
    x = 57,891,325,759.72/347,669.58
  6. Step 6: Final answer
    x = 166,512.49

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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.