Home / 51,941.02-71,725.83-39,172.34

Finding the Fourth Proportional to 51,941.02, 71,725.83 and 39,172.34

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Solution

The fourth proportional to 51,941.02, 71,725.83 and 39,172.34 is: 54,093.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,941.02 : 71,725.83 = 39,172.34 : x
  2. Step 2: Convert to fraction form
    51,941.02/71,725.83 = 39,172.34/x
  3. Step 3: Cross multiply
    51,941.02x = 71,725.83 × 39,172.34
  4. Step 4: Simplify right side
    51,941.02x = 2,809,668,599.54
  5. Step 5: Solve for x
    x = 2,809,668,599.54/51,941.02
  6. Step 6: Final answer
    x = 54,093.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.