Home / 64,091.70-88,448.33-35,413.21

Finding the Fourth Proportional to 64,091.70, 88,448.33 and 35,413.21

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Solution

The fourth proportional to 64,091.70, 88,448.33 and 35,413.21 is: 48,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,091.70 : 88,448.33 = 35,413.21 : x
  2. Step 2: Convert to fraction form
    64,091.70/88,448.33 = 35,413.21/x
  3. Step 3: Cross multiply
    64,091.70x = 88,448.33 × 35,413.21
  4. Step 4: Simplify right side
    64,091.70x = 3,132,238,934.53
  5. Step 5: Solve for x
    x = 3,132,238,934.53/64,091.70
  6. Step 6: Final answer
    x = 48,871.21

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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.