Home / 148,639.20-222,992.86-64,413.50

Finding the Fourth Proportional to 148,639.20, 222,992.86 and 64,413.50

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Solution

The fourth proportional to 148,639.20, 222,992.86 and 64,413.50 is: 96,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,639.20 : 222,992.86 = 64,413.50 : x
  2. Step 2: Convert to fraction form
    148,639.20/222,992.86 = 64,413.50/x
  3. Step 3: Cross multiply
    148,639.20x = 222,992.86 × 64,413.50
  4. Step 4: Simplify right side
    148,639.20x = 14,363,750,265.54
  5. Step 5: Solve for x
    x = 14,363,750,265.54/148,639.20
  6. Step 6: Final answer
    x = 96,635.01

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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.