Home / 164,559.12-227,091.76-89,107.44

Finding the Fourth Proportional to 164,559.12, 227,091.76 and 89,107.44

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Solution

The fourth proportional to 164,559.12, 227,091.76 and 89,107.44 is: 122,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,559.12 : 227,091.76 = 89,107.44 : x
  2. Step 2: Convert to fraction form
    164,559.12/227,091.76 = 89,107.44/x
  3. Step 3: Cross multiply
    164,559.12x = 227,091.76 × 89,107.44
  4. Step 4: Simplify right side
    164,559.12x = 20,235,565,378.69
  5. Step 5: Solve for x
    x = 20,235,565,378.69/164,559.12
  6. Step 6: Final answer
    x = 122,968.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.