Home / 253,582.12-349,954.26-140,404.88

Finding the Fourth Proportional to 253,582.12, 349,954.26 and 140,404.88

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Solution

The fourth proportional to 253,582.12, 349,954.26 and 140,404.88 is: 193,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,582.12 : 349,954.26 = 140,404.88 : x
  2. Step 2: Convert to fraction form
    253,582.12/349,954.26 = 140,404.88/x
  3. Step 3: Cross multiply
    253,582.12x = 349,954.26 × 140,404.88
  4. Step 4: Simplify right side
    253,582.12x = 49,135,285,880.79
  5. Step 5: Solve for x
    x = 49,135,285,880.79/253,582.12
  6. Step 6: Final answer
    x = 193,764.79

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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.