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Finding the Fourth Proportional to 201,131.96, 277,566.28 and 110,493.56

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Solution

The fourth proportional to 201,131.96, 277,566.28 and 110,493.56 is: 152,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,131.96 : 277,566.28 = 110,493.56 : x
  2. Step 2: Convert to fraction form
    201,131.96/277,566.28 = 110,493.56/x
  3. Step 3: Cross multiply
    201,131.96x = 277,566.28 × 110,493.56
  4. Step 4: Simplify right side
    201,131.96x = 30,669,286,830.84
  5. Step 5: Solve for x
    x = 30,669,286,830.84/201,131.96
  6. Step 6: Final answer
    x = 152,483.41

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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.