Home / 208,452.77-311,153.63-179,059.49

Finding the Fourth Proportional to 208,452.77, 311,153.63 and 179,059.49

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Solution

The fourth proportional to 208,452.77, 311,153.63 and 179,059.49 is: 267,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,452.77 : 311,153.63 = 179,059.49 : x
  2. Step 2: Convert to fraction form
    208,452.77/311,153.63 = 179,059.49/x
  3. Step 3: Cross multiply
    208,452.77x = 311,153.63 × 179,059.49
  4. Step 4: Simplify right side
    208,452.77x = 55,715,010,299.45
  5. Step 5: Solve for x
    x = 55,715,010,299.45/208,452.77
  6. Step 6: Final answer
    x = 267,278.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.