Home / 216,610.07-325,074.74-102,758.22

Finding the Fourth Proportional to 216,610.07, 325,074.74 and 102,758.22

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Solution

The fourth proportional to 216,610.07, 325,074.74 and 102,758.22 is: 154,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,610.07 : 325,074.74 = 102,758.22 : x
  2. Step 2: Convert to fraction form
    216,610.07/325,074.74 = 102,758.22/x
  3. Step 3: Cross multiply
    216,610.07x = 325,074.74 × 102,758.22
  4. Step 4: Simplify right side
    216,610.07x = 33,404,101,135.57
  5. Step 5: Solve for x
    x = 33,404,101,135.57/216,610.07
  6. Step 6: Final answer
    x = 154,213.06

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1.5x scale

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.