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Finding the Fourth Proportional to 241,221.84, 361,884.06 and 72,754.80

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Solution

The fourth proportional to 241,221.84, 361,884.06 and 72,754.80 is: 109,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,221.84 : 361,884.06 = 72,754.80 : x
  2. Step 2: Convert to fraction form
    241,221.84/361,884.06 = 72,754.80/x
  3. Step 3: Cross multiply
    241,221.84x = 361,884.06 × 72,754.80
  4. Step 4: Simplify right side
    241,221.84x = 26,328,802,408.49
  5. Step 5: Solve for x
    x = 26,328,802,408.49/241,221.84
  6. Step 6: Final answer
    x = 109,147.67

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1.5x scale

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.