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Finding the Fourth Proportional to 264,028.11, 364,279.19 and 161,948.67

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Solution

The fourth proportional to 264,028.11, 364,279.19 and 161,948.67 is: 223,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,028.11 : 364,279.19 = 161,948.67 : x
  2. Step 2: Convert to fraction form
    264,028.11/364,279.19 = 161,948.67/x
  3. Step 3: Cross multiply
    264,028.11x = 364,279.19 × 161,948.67
  4. Step 4: Simplify right side
    264,028.11x = 58,994,529,519.43
  5. Step 5: Solve for x
    x = 58,994,529,519.43/264,028.11
  6. Step 6: Final answer
    x = 223,440.34

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1.5x scale

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.