Home / 187,578.60-281,284.75-134,766.66

Finding the Fourth Proportional to 187,578.60, 281,284.75 and 134,766.66

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Solution

The fourth proportional to 187,578.60, 281,284.75 and 134,766.66 is: 202,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,578.60 : 281,284.75 = 134,766.66 : x
  2. Step 2: Convert to fraction form
    187,578.60/281,284.75 = 134,766.66/x
  3. Step 3: Cross multiply
    187,578.60x = 281,284.75 × 134,766.66
  4. Step 4: Simplify right side
    187,578.60x = 37,907,806,266.44
  5. Step 5: Solve for x
    x = 37,907,806,266.44/187,578.60
  6. Step 6: Final answer
    x = 202,090.25

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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.