Home / 208,452.26-287,558.48-131,842.33

Finding the Fourth Proportional to 208,452.26, 287,558.48 and 131,842.33

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Solution

The fourth proportional to 208,452.26, 287,558.48 and 131,842.33 is: 181,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,452.26 : 287,558.48 = 131,842.33 : x
  2. Step 2: Convert to fraction form
    208,452.26/287,558.48 = 131,842.33/x
  3. Step 3: Cross multiply
    208,452.26x = 287,558.48 × 131,842.33
  4. Step 4: Simplify right side
    208,452.26x = 37,912,379,625.17
  5. Step 5: Solve for x
    x = 37,912,379,625.17/208,452.26
  6. Step 6: Final answer
    x = 181,875.60

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1.5x scale

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.