Home / 253,733.76-350,137.44-140,548.32

Finding the Fourth Proportional to 253,733.76, 350,137.44 and 140,548.32

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Solution

The fourth proportional to 253,733.76, 350,137.44 and 140,548.32 is: 193,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,733.76 : 350,137.44 = 140,548.32 : x
  2. Step 2: Convert to fraction form
    253,733.76/350,137.44 = 140,548.32/x
  3. Step 3: Cross multiply
    253,733.76x = 350,137.44 × 140,548.32
  4. Step 4: Simplify right side
    253,733.76x = 49,211,228,961.10
  5. Step 5: Solve for x
    x = 49,211,228,961.10/253,733.76
  6. Step 6: Final answer
    x = 193,948.29

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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.