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Finding the Fourth Proportional to 273,838.80, 410,804.90 and 122,090.94

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Solution

The fourth proportional to 273,838.80, 410,804.90 and 122,090.94 is: 183,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,838.80 : 410,804.90 = 122,090.94 : x
  2. Step 2: Convert to fraction form
    273,838.80/410,804.90 = 122,090.94/x
  3. Step 3: Cross multiply
    273,838.80x = 410,804.90 × 122,090.94
  4. Step 4: Simplify right side
    273,838.80x = 50,155,556,397.61
  5. Step 5: Solve for x
    x = 50,155,556,397.61/273,838.80
  6. Step 6: Final answer
    x = 183,157.23

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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.