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Finding the Fourth Proportional to 161,575.44, 242,253.81 and 56,337

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Solution

The fourth proportional to 161,575.44, 242,253.81 and 56,337 is: 84,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,575.44 : 242,253.81 = 56,337 : x
  2. Step 2: Convert to fraction form
    161,575.44/242,253.81 = 56,337/x
  3. Step 3: Cross multiply
    161,575.44x = 242,253.81 × 56,337
  4. Step 4: Simplify right side
    161,575.44x = 13,647,852,893.97
  5. Step 5: Solve for x
    x = 13,647,852,893.97/161,575.44
  6. Step 6: Final answer
    x = 84,467.37

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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.