Home / 187,619.76-281,458.80-62,989.92

Finding the Fourth Proportional to 187,619.76, 281,458.80 and 62,989.92

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Solution

The fourth proportional to 187,619.76, 281,458.80 and 62,989.92 is: 94,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,619.76 : 281,458.80 = 62,989.92 : x
  2. Step 2: Convert to fraction form
    187,619.76/281,458.80 = 62,989.92/x
  3. Step 3: Cross multiply
    187,619.76x = 281,458.80 × 62,989.92
  4. Step 4: Simplify right side
    187,619.76x = 17,729,067,295.30
  5. Step 5: Solve for x
    x = 17,729,067,295.30/187,619.76
  6. Step 6: Final answer
    x = 94,494.67

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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.