Home / 93,837.36-140,765.20-27,278

Finding the Fourth Proportional to 93,837.36, 140,765.20 and 27,278

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Solution

The fourth proportional to 93,837.36, 140,765.20 and 27,278 is: 40,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,837.36 : 140,765.20 = 27,278 : x
  2. Step 2: Convert to fraction form
    93,837.36/140,765.20 = 27,278/x
  3. Step 3: Cross multiply
    93,837.36x = 140,765.20 × 27,278
  4. Step 4: Simplify right side
    93,837.36x = 3,839,793,125.60
  5. Step 5: Solve for x
    x = 3,839,793,125.60/93,837.36
  6. Step 6: Final answer
    x = 40,919.66

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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.