Home / 148,413.84-222,642.60-53,651.12

Finding the Fourth Proportional to 148,413.84, 222,642.60 and 53,651.12

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Solution

The fourth proportional to 148,413.84, 222,642.60 and 53,651.12 is: 80,484.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,413.84 : 222,642.60 = 53,651.12 : x
  2. Step 2: Convert to fraction form
    148,413.84/222,642.60 = 53,651.12/x
  3. Step 3: Cross multiply
    148,413.84x = 222,642.60 × 53,651.12
  4. Step 4: Simplify right side
    148,413.84x = 11,945,024,849.71
  5. Step 5: Solve for x
    x = 11,945,024,849.71/148,413.84
  6. Step 6: Final answer
    x = 80,484.58

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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.