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Finding the Fourth Proportional to 181,590.43, 250,602.89 and 151,325.09

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Solution

The fourth proportional to 181,590.43, 250,602.89 and 151,325.09 is: 208,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,590.43 : 250,602.89 = 151,325.09 : x
  2. Step 2: Convert to fraction form
    181,590.43/250,602.89 = 151,325.09/x
  3. Step 3: Cross multiply
    181,590.43x = 250,602.89 × 151,325.09
  4. Step 4: Simplify right side
    181,590.43x = 37,922,504,883.51
  5. Step 5: Solve for x
    x = 37,922,504,883.51/181,590.43
  6. Step 6: Final answer
    x = 208,835.37

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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.