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Finding the Fourth Proportional to 58,644.34, 87,900.49 and 29,083.39

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Solution

The fourth proportional to 58,644.34, 87,900.49 and 29,083.39 is: 43,592.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,644.34 : 87,900.49 = 29,083.39 : x
  2. Step 2: Convert to fraction form
    58,644.34/87,900.49 = 29,083.39/x
  3. Step 3: Cross multiply
    58,644.34x = 87,900.49 × 29,083.39
  4. Step 4: Simplify right side
    58,644.34x = 2,556,444,231.86
  5. Step 5: Solve for x
    x = 2,556,444,231.86/58,644.34
  6. Step 6: Final answer
    x = 43,592.34

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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.