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Finding the Fourth Proportional to 269,951.99, 372,526.61 and 149,090.67

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Solution

The fourth proportional to 269,951.99, 372,526.61 and 149,090.67 is: 205,741.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,951.99 : 372,526.61 = 149,090.67 : x
  2. Step 2: Convert to fraction form
    269,951.99/372,526.61 = 149,090.67/x
  3. Step 3: Cross multiply
    269,951.99x = 372,526.61 × 149,090.67
  4. Step 4: Simplify right side
    269,951.99x = 55,540,243,181.77
  5. Step 5: Solve for x
    x = 55,540,243,181.77/269,951.99
  6. Step 6: Final answer
    x = 205,741.19

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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.