Home / 61,745.12-92,572.73-19,611.35

Finding the Fourth Proportional to 61,745.12, 92,572.73 and 19,611.35

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Solution

The fourth proportional to 61,745.12, 92,572.73 and 19,611.35 is: 29,402.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,745.12 : 92,572.73 = 19,611.35 : x
  2. Step 2: Convert to fraction form
    61,745.12/92,572.73 = 19,611.35/x
  3. Step 3: Cross multiply
    61,745.12x = 92,572.73 × 19,611.35
  4. Step 4: Simplify right side
    61,745.12x = 1,815,476,110.43
  5. Step 5: Solve for x
    x = 1,815,476,110.43/61,745.12
  6. Step 6: Final answer
    x = 29,402.75

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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.