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Finding the Fourth Proportional to 295,396.32, 443,141.25 and 105,852.48

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Solution

The fourth proportional to 295,396.32, 443,141.25 and 105,852.48 is: 158,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,396.32 : 443,141.25 = 105,852.48 : x
  2. Step 2: Convert to fraction form
    295,396.32/443,141.25 = 105,852.48/x
  3. Step 3: Cross multiply
    295,396.32x = 443,141.25 × 105,852.48
  4. Step 4: Simplify right side
    295,396.32x = 46,907,600,302.80
  5. Step 5: Solve for x
    x = 46,907,600,302.80/295,396.32
  6. Step 6: Final answer
    x = 158,795.48

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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.