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Finding the Fourth Proportional to 183,845.84, 253,713.84 and 103,271.60

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Solution

The fourth proportional to 183,845.84, 253,713.84 and 103,271.60 is: 142,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,845.84 : 253,713.84 = 103,271.60 : x
  2. Step 2: Convert to fraction form
    183,845.84/253,713.84 = 103,271.60/x
  3. Step 3: Cross multiply
    183,845.84x = 253,713.84 × 103,271.60
  4. Step 4: Simplify right side
    183,845.84x = 26,201,434,198.94
  5. Step 5: Solve for x
    x = 26,201,434,198.94/183,845.84
  6. Step 6: Final answer
    x = 142,518.50

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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.