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Finding the Fourth Proportional to 241,127.22, 361,750.77 and 72,643.74

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Solution

The fourth proportional to 241,127.22, 361,750.77 and 72,643.74 is: 108,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,127.22 : 361,750.77 = 72,643.74 : x
  2. Step 2: Convert to fraction form
    241,127.22/361,750.77 = 72,643.74/x
  3. Step 3: Cross multiply
    241,127.22x = 361,750.77 × 72,643.74
  4. Step 4: Simplify right side
    241,127.22x = 26,278,928,880.68
  5. Step 5: Solve for x
    x = 26,278,928,880.68/241,127.22
  6. Step 6: Final answer
    x = 108,983.67

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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.