Home / 185,376.36-255,819.94-100,493.48

Finding the Fourth Proportional to 185,376.36, 255,819.94 and 100,493.48

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Solution

The fourth proportional to 185,376.36, 255,819.94 and 100,493.48 is: 138,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,376.36 : 255,819.94 = 100,493.48 : x
  2. Step 2: Convert to fraction form
    185,376.36/255,819.94 = 100,493.48/x
  3. Step 3: Cross multiply
    185,376.36x = 255,819.94 × 100,493.48
  4. Step 4: Simplify right side
    185,376.36x = 25,708,236,023.99
  5. Step 5: Solve for x
    x = 25,708,236,023.99/185,376.36
  6. Step 6: Final answer
    x = 138,681.31

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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.