Home / 61,650.79-92,402.33-31,634.22

Finding the Fourth Proportional to 61,650.79, 92,402.33 and 31,634.22

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Solution

The fourth proportional to 61,650.79, 92,402.33 and 31,634.22 is: 47,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,650.79 : 92,402.33 = 31,634.22 : x
  2. Step 2: Convert to fraction form
    61,650.79/92,402.33 = 31,634.22/x
  3. Step 3: Cross multiply
    61,650.79x = 92,402.33 × 31,634.22
  4. Step 4: Simplify right side
    61,650.79x = 2,923,075,131.05
  5. Step 5: Solve for x
    x = 2,923,075,131.05/61,650.79
  6. Step 6: Final answer
    x = 47,413.42

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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.