Home / 216,748.14-325,153.26-67,001.46

Finding the Fourth Proportional to 216,748.14, 325,153.26 and 67,001.46

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Solution

The fourth proportional to 216,748.14, 325,153.26 and 67,001.46 is: 100,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,748.14 : 325,153.26 = 67,001.46 : x
  2. Step 2: Convert to fraction form
    216,748.14/325,153.26 = 67,001.46/x
  3. Step 3: Cross multiply
    216,748.14x = 325,153.26 × 67,001.46
  4. Step 4: Simplify right side
    216,748.14x = 21,785,743,143.76
  5. Step 5: Solve for x
    x = 21,785,743,143.76/216,748.14
  6. Step 6: Final answer
    x = 100,511.79

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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.