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Finding the Fourth Proportional to 61,745.94, 92,537.55 and 33,678.18

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Solution

The fourth proportional to 61,745.94, 92,537.55 and 33,678.18 is: 50,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,745.94 : 92,537.55 = 33,678.18 : x
  2. Step 2: Convert to fraction form
    61,745.94/92,537.55 = 33,678.18/x
  3. Step 3: Cross multiply
    61,745.94x = 92,537.55 × 33,678.18
  4. Step 4: Simplify right side
    61,745.94x = 3,116,496,265.66
  5. Step 5: Solve for x
    x = 3,116,496,265.66/61,745.94
  6. Step 6: Final answer
    x = 50,472.89

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1.5x scale

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.