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Finding the Fourth Proportional to 235,144.75, 324,592.76 and 163,566.31

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Solution

The fourth proportional to 235,144.75, 324,592.76 and 163,566.31 is: 225,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,144.75 : 324,592.76 = 163,566.31 : x
  2. Step 2: Convert to fraction form
    235,144.75/324,592.76 = 163,566.31/x
  3. Step 3: Cross multiply
    235,144.75x = 324,592.76 × 163,566.31
  4. Step 4: Simplify right side
    235,144.75x = 53,092,440,005.92
  5. Step 5: Solve for x
    x = 53,092,440,005.92/235,144.75
  6. Step 6: Final answer
    x = 225,786.20

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1.5x scale

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.