Home / 284,917.24-393,205.35-164,090.35

Finding the Fourth Proportional to 284,917.24, 393,205.35 and 164,090.35

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Solution

The fourth proportional to 284,917.24, 393,205.35 and 164,090.35 is: 226,455.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,917.24 : 393,205.35 = 164,090.35 : x
  2. Step 2: Convert to fraction form
    284,917.24/393,205.35 = 164,090.35/x
  3. Step 3: Cross multiply
    284,917.24x = 393,205.35 × 164,090.35
  4. Step 4: Simplify right side
    284,917.24x = 64,521,203,503.37
  5. Step 5: Solve for x
    x = 64,521,203,503.37/284,917.24
  6. Step 6: Final answer
    x = 226,455.95

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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.