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Finding the Fourth Proportional to 66,094.48, 99,142.36 and 16,846.48

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Solution

The fourth proportional to 66,094.48, 99,142.36 and 16,846.48 is: 25,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,094.48 : 99,142.36 = 16,846.48 : x
  2. Step 2: Convert to fraction form
    66,094.48/99,142.36 = 16,846.48/x
  3. Step 3: Cross multiply
    66,094.48x = 99,142.36 × 16,846.48
  4. Step 4: Simplify right side
    66,094.48x = 1,670,199,784.89
  5. Step 5: Solve for x
    x = 1,670,199,784.89/66,094.48
  6. Step 6: Final answer
    x = 25,269.88

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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.