Home / 302,511.06-453,834.87-100,106.64

Finding the Fourth Proportional to 302,511.06, 453,834.87 and 100,106.64

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Solution

The fourth proportional to 302,511.06, 453,834.87 and 100,106.64 is: 150,182.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,511.06 : 453,834.87 = 100,106.64 : x
  2. Step 2: Convert to fraction form
    302,511.06/453,834.87 = 100,106.64/x
  3. Step 3: Cross multiply
    302,511.06x = 453,834.87 × 100,106.64
  4. Step 4: Simplify right side
    302,511.06x = 45,431,883,950.54
  5. Step 5: Solve for x
    x = 45,431,883,950.54/302,511.06
  6. Step 6: Final answer
    x = 150,182.56

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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.