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Finding the Fourth Proportional to 194,913.30, 273,403.50 and 194,913.30

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Solution

The fourth proportional to 194,913.30, 273,403.50 and 194,913.30 is: 273,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,913.30 : 273,403.50 = 194,913.30 : x
  2. Step 2: Convert to fraction form
    194,913.30/273,403.50 = 194,913.30/x
  3. Step 3: Cross multiply
    194,913.30x = 273,403.50 × 194,913.30
  4. Step 4: Simplify right side
    194,913.30x = 53,289,978,416.55
  5. Step 5: Solve for x
    x = 53,289,978,416.55/194,913.30
  6. Step 6: Final answer
    x = 273,403.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.