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Finding the Fourth Proportional to 114,438.26, 171,623.79 and 44,300.82

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Solution

The fourth proportional to 114,438.26, 171,623.79 and 44,300.82 is: 66,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,438.26 : 171,623.79 = 44,300.82 : x
  2. Step 2: Convert to fraction form
    114,438.26/171,623.79 = 44,300.82/x
  3. Step 3: Cross multiply
    114,438.26x = 171,623.79 × 44,300.82
  4. Step 4: Simplify right side
    114,438.26x = 7,603,074,628.51
  5. Step 5: Solve for x
    x = 7,603,074,628.51/114,438.26
  6. Step 6: Final answer
    x = 66,438.22

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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.