Home / 178,413.12-246,192.88-106,791.60

Finding the Fourth Proportional to 178,413.12, 246,192.88 and 106,791.60

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Solution

The fourth proportional to 178,413.12, 246,192.88 and 106,791.60 is: 147,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,413.12 : 246,192.88 = 106,791.60 : x
  2. Step 2: Convert to fraction form
    178,413.12/246,192.88 = 106,791.60/x
  3. Step 3: Cross multiply
    178,413.12x = 246,192.88 × 106,791.60
  4. Step 4: Simplify right side
    178,413.12x = 26,291,331,563.81
  5. Step 5: Solve for x
    x = 26,291,331,563.81/178,413.12
  6. Step 6: Final answer
    x = 147,362.10

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1.5x scale

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.