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Finding the Fourth Proportional to 168,244.16, 251,773.79 and 105,094.03

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Solution

The fourth proportional to 168,244.16, 251,773.79 and 105,094.03 is: 157,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,244.16 : 251,773.79 = 105,094.03 : x
  2. Step 2: Convert to fraction form
    168,244.16/251,773.79 = 105,094.03/x
  3. Step 3: Cross multiply
    168,244.16x = 251,773.79 × 105,094.03
  4. Step 4: Simplify right side
    168,244.16x = 26,459,922,239.47
  5. Step 5: Solve for x
    x = 26,459,922,239.47/168,244.16
  6. Step 6: Final answer
    x = 157,270.97

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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.