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Finding the Fourth Proportional to 208,684.48, 313,072.80 and 60,952

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Solution

The fourth proportional to 208,684.48, 313,072.80 and 60,952 is: 91,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,684.48 : 313,072.80 = 60,952 : x
  2. Step 2: Convert to fraction form
    208,684.48/313,072.80 = 60,952/x
  3. Step 3: Cross multiply
    208,684.48x = 313,072.80 × 60,952
  4. Step 4: Simplify right side
    208,684.48x = 19,082,413,305.60
  5. Step 5: Solve for x
    x = 19,082,413,305.60/208,684.48
  6. Step 6: Final answer
    x = 91,441.46

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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.