Home / 187,733.24-281,599.64-75,413.48

Finding the Fourth Proportional to 187,733.24, 281,599.64 and 75,413.48

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Solution

The fourth proportional to 187,733.24, 281,599.64 and 75,413.48 is: 113,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,733.24 : 281,599.64 = 75,413.48 : x
  2. Step 2: Convert to fraction form
    187,733.24/281,599.64 = 75,413.48/x
  3. Step 3: Cross multiply
    187,733.24x = 281,599.64 × 75,413.48
  4. Step 4: Simplify right side
    187,733.24x = 21,236,408,819.15
  5. Step 5: Solve for x
    x = 21,236,408,819.15/187,733.24
  6. Step 6: Final answer
    x = 113,120.13

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1.5x scale

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.