Home / 208,055.16-312,083.52-50,283.36

Finding the Fourth Proportional to 208,055.16, 312,083.52 and 50,283.36

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Solution

The fourth proportional to 208,055.16, 312,083.52 and 50,283.36 is: 75,425.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,055.16 : 312,083.52 = 50,283.36 : x
  2. Step 2: Convert to fraction form
    208,055.16/312,083.52 = 50,283.36/x
  3. Step 3: Cross multiply
    208,055.16x = 312,083.52 × 50,283.36
  4. Step 4: Simplify right side
    208,055.16x = 15,692,607,986.23
  5. Step 5: Solve for x
    x = 15,692,607,986.23/208,055.16
  6. Step 6: Final answer
    x = 75,425.23

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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.