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Finding the Fourth Proportional to 269,771.70, 372,284.94 and 148,913.02

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Solution

The fourth proportional to 269,771.70, 372,284.94 and 148,913.02 is: 205,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,771.70 : 372,284.94 = 148,913.02 : x
  2. Step 2: Convert to fraction form
    269,771.70/372,284.94 = 148,913.02/x
  3. Step 3: Cross multiply
    269,771.70x = 372,284.94 × 148,913.02
  4. Step 4: Simplify right side
    269,771.70x = 55,438,074,715.92
  5. Step 5: Solve for x
    x = 55,438,074,715.92/269,771.70
  6. Step 6: Final answer
    x = 205,499.96

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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.