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Finding the Fourth Proportional to 201,348.82, 301,366.02 and 148,026.67

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Solution

The fourth proportional to 201,348.82, 301,366.02 and 148,026.67 is: 221,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,348.82 : 301,366.02 = 148,026.67 : x
  2. Step 2: Convert to fraction form
    201,348.82/301,366.02 = 148,026.67/x
  3. Step 3: Cross multiply
    201,348.82x = 301,366.02 × 148,026.67
  4. Step 4: Simplify right side
    201,348.82x = 44,610,208,391.75
  5. Step 5: Solve for x
    x = 44,610,208,391.75/201,348.82
  6. Step 6: Final answer
    x = 221,556.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.