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Finding the Fourth Proportional to 61,259.52, 84,537.79 and 34,404.37

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Solution

The fourth proportional to 61,259.52, 84,537.79 and 34,404.37 is: 47,477.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,259.52 : 84,537.79 = 34,404.37 : x
  2. Step 2: Convert to fraction form
    61,259.52/84,537.79 = 34,404.37/x
  3. Step 3: Cross multiply
    61,259.52x = 84,537.79 × 34,404.37
  4. Step 4: Simplify right side
    61,259.52x = 2,908,469,406.14
  5. Step 5: Solve for x
    x = 2,908,469,406.14/61,259.52
  6. Step 6: Final answer
    x = 47,477.84

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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.