Home / 96,413.94-144,371.70-66,520.35

Finding the Fourth Proportional to 96,413.94, 144,371.70 and 66,520.35

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Solution

The fourth proportional to 96,413.94, 144,371.70 and 66,520.35 is: 99,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,413.94 : 144,371.70 = 66,520.35 : x
  2. Step 2: Convert to fraction form
    96,413.94/144,371.70 = 66,520.35/x
  3. Step 3: Cross multiply
    96,413.94x = 144,371.70 × 66,520.35
  4. Step 4: Simplify right side
    96,413.94x = 9,603,656,014.10
  5. Step 5: Solve for x
    x = 9,603,656,014.10/96,413.94
  6. Step 6: Final answer
    x = 99,608.58

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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.