Home / 109,284.12-150,819.87-60,890.06

Finding the Fourth Proportional to 109,284.12, 150,819.87 and 60,890.06

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Solution

The fourth proportional to 109,284.12, 150,819.87 and 60,890.06 is: 84,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,284.12 : 150,819.87 = 60,890.06 : x
  2. Step 2: Convert to fraction form
    109,284.12/150,819.87 = 60,890.06/x
  3. Step 3: Cross multiply
    109,284.12x = 150,819.87 × 60,890.06
  4. Step 4: Simplify right side
    109,284.12x = 9,183,431,538.88
  5. Step 5: Solve for x
    x = 9,183,431,538.88/109,284.12
  6. Step 6: Final answer
    x = 84,032.63

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1.5x scale

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.