Home / 284,582.25-392,788.98-163,793.30

Finding the Fourth Proportional to 284,582.25, 392,788.98 and 163,793.30

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Solution

The fourth proportional to 284,582.25, 392,788.98 and 163,793.30 is: 226,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,582.25 : 392,788.98 = 163,793.30 : x
  2. Step 2: Convert to fraction form
    284,582.25/392,788.98 = 163,793.30/x
  3. Step 3: Cross multiply
    284,582.25x = 392,788.98 × 163,793.30
  4. Step 4: Simplify right side
    284,582.25x = 64,336,201,273.89
  5. Step 5: Solve for x
    x = 64,336,201,273.89/284,582.25
  6. Step 6: Final answer
    x = 226,072.43

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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.