Home / 137,359.48-206,355.98-131,684.44

Finding the Fourth Proportional to 137,359.48, 206,355.98 and 131,684.44

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Solution

The fourth proportional to 137,359.48, 206,355.98 and 131,684.44 is: 197,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,359.48 : 206,355.98 = 131,684.44 : x
  2. Step 2: Convert to fraction form
    137,359.48/206,355.98 = 131,684.44/x
  3. Step 3: Cross multiply
    137,359.48x = 206,355.98 × 131,684.44
  4. Step 4: Simplify right side
    137,359.48x = 27,173,871,266.47
  5. Step 5: Solve for x
    x = 27,173,871,266.47/137,359.48
  6. Step 6: Final answer
    x = 197,830.33

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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.