Home / 204,170.63-306,537.51-140,840.57

Finding the Fourth Proportional to 204,170.63, 306,537.51 and 140,840.57

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Solution

The fourth proportional to 204,170.63, 306,537.51 and 140,840.57 is: 211,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,170.63 : 306,537.51 = 140,840.57 : x
  2. Step 2: Convert to fraction form
    204,170.63/306,537.51 = 140,840.57/x
  3. Step 3: Cross multiply
    204,170.63x = 306,537.51 × 140,840.57
  4. Step 4: Simplify right side
    204,170.63x = 43,172,918,929.28
  5. Step 5: Solve for x
    x = 43,172,918,929.28/204,170.63
  6. Step 6: Final answer
    x = 211,455.10

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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.