Home / 187,923.94-281,847.66-69,567.15

Finding the Fourth Proportional to 187,923.94, 281,847.66 and 69,567.15

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Solution

The fourth proportional to 187,923.94, 281,847.66 and 69,567.15 is: 104,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,923.94 : 281,847.66 = 69,567.15 : x
  2. Step 2: Convert to fraction form
    187,923.94/281,847.66 = 69,567.15/x
  3. Step 3: Cross multiply
    187,923.94x = 281,847.66 × 69,567.15
  4. Step 4: Simplify right side
    187,923.94x = 19,607,338,440.37
  5. Step 5: Solve for x
    x = 19,607,338,440.37/187,923.94
  6. Step 6: Final answer
    x = 104,336.57

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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.