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Finding the Fourth Proportional to 66,184.79, 99,295.74 and 26,769.60

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Solution

The fourth proportional to 66,184.79, 99,295.74 and 26,769.60 is: 40,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.79 : 99,295.74 = 26,769.60 : x
  2. Step 2: Convert to fraction form
    66,184.79/99,295.74 = 26,769.60/x
  3. Step 3: Cross multiply
    66,184.79x = 99,295.74 × 26,769.60
  4. Step 4: Simplify right side
    66,184.79x = 2,658,107,241.50
  5. Step 5: Solve for x
    x = 2,658,107,241.50/66,184.79
  6. Step 6: Final answer
    x = 40,161.91

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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.