Home / 78,544.27-117,827.34-25,237.84

Finding the Fourth Proportional to 78,544.27, 117,827.34 and 25,237.84

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Solution

The fourth proportional to 78,544.27, 117,827.34 and 25,237.84 is: 37,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,544.27 : 117,827.34 = 25,237.84 : x
  2. Step 2: Convert to fraction form
    78,544.27/117,827.34 = 25,237.84/x
  3. Step 3: Cross multiply
    78,544.27x = 117,827.34 × 25,237.84
  4. Step 4: Simplify right side
    78,544.27x = 2,973,707,554.55
  5. Step 5: Solve for x
    x = 2,973,707,554.55/78,544.27
  6. Step 6: Final answer
    x = 37,860.27

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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.