Home / 61,707.90-85,157.24-33,413.57

Finding the Fourth Proportional to 61,707.90, 85,157.24 and 33,413.57

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Solution

The fourth proportional to 61,707.90, 85,157.24 and 33,413.57 is: 46,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,707.90 : 85,157.24 = 33,413.57 : x
  2. Step 2: Convert to fraction form
    61,707.90/85,157.24 = 33,413.57/x
  3. Step 3: Cross multiply
    61,707.90x = 85,157.24 × 33,413.57
  4. Step 4: Simplify right side
    61,707.90x = 2,845,406,806.89
  5. Step 5: Solve for x
    x = 2,845,406,806.89/61,707.90
  6. Step 6: Final answer
    x = 46,110.90

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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.