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Finding the Fourth Proportional to 61,558.25, 84,929.17 and 37,366.84

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Solution

The fourth proportional to 61,558.25, 84,929.17 and 37,366.84 is: 51,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,558.25 : 84,929.17 = 37,366.84 : x
  2. Step 2: Convert to fraction form
    61,558.25/84,929.17 = 37,366.84/x
  3. Step 3: Cross multiply
    61,558.25x = 84,929.17 × 37,366.84
  4. Step 4: Simplify right side
    61,558.25x = 3,173,534,706.72
  5. Step 5: Solve for x
    x = 3,173,534,706.72/61,558.25
  6. Step 6: Final answer
    x = 51,553.36

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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.