Home / 282,941.86-424,413.03-72,579.82

Finding the Fourth Proportional to 282,941.86, 424,413.03 and 72,579.82

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Solution

The fourth proportional to 282,941.86, 424,413.03 and 72,579.82 is: 108,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,941.86 : 424,413.03 = 72,579.82 : x
  2. Step 2: Convert to fraction form
    282,941.86/424,413.03 = 72,579.82/x
  3. Step 3: Cross multiply
    282,941.86x = 424,413.03 × 72,579.82
  4. Step 4: Simplify right side
    282,941.86x = 30,803,821,323.05
  5. Step 5: Solve for x
    x = 30,803,821,323.05/282,941.86
  6. Step 6: Final answer
    x = 108,869.79

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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.