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Finding the Fourth Proportional to 61,442.63, 92,106.54 and 33,321.46

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Solution

The fourth proportional to 61,442.63, 92,106.54 and 33,321.46 is: 49,951.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,442.63 : 92,106.54 = 33,321.46 : x
  2. Step 2: Convert to fraction form
    61,442.63/92,106.54 = 33,321.46/x
  3. Step 3: Cross multiply
    61,442.63x = 92,106.54 × 33,321.46
  4. Step 4: Simplify right side
    61,442.63x = 3,069,124,388.35
  5. Step 5: Solve for x
    x = 3,069,124,388.35/61,442.63
  6. Step 6: Final answer
    x = 49,951.06

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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.