Home / 148,197.45-204,366.87-135,903.54

Finding the Fourth Proportional to 148,197.45, 204,366.87 and 135,903.54

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Solution

The fourth proportional to 148,197.45, 204,366.87 and 135,903.54 is: 187,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,197.45 : 204,366.87 = 135,903.54 : x
  2. Step 2: Convert to fraction form
    148,197.45/204,366.87 = 135,903.54/x
  3. Step 3: Cross multiply
    148,197.45x = 204,366.87 × 135,903.54
  4. Step 4: Simplify right side
    148,197.45x = 27,774,181,091.72
  5. Step 5: Solve for x
    x = 27,774,181,091.72/148,197.45
  6. Step 6: Final answer
    x = 187,413.35

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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.