Home / 187,733.16-281,599.50-75,413.37

Finding the Fourth Proportional to 187,733.16, 281,599.50 and 75,413.37

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Solution

The fourth proportional to 187,733.16, 281,599.50 and 75,413.37 is: 113,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,733.16 : 281,599.50 = 75,413.37 : x
  2. Step 2: Convert to fraction form
    187,733.16/281,599.50 = 75,413.37/x
  3. Step 3: Cross multiply
    187,733.16x = 281,599.50 × 75,413.37
  4. Step 4: Simplify right side
    187,733.16x = 21,236,367,285.32
  5. Step 5: Solve for x
    x = 21,236,367,285.32/187,733.16
  6. Step 6: Final answer
    x = 113,119.96

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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.