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Finding the Fourth Proportional to 295,638.51, 443,342.73 and 95,910.60

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Solution

The fourth proportional to 295,638.51, 443,342.73 and 95,910.60 is: 143,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,638.51 : 443,342.73 = 95,910.60 : x
  2. Step 2: Convert to fraction form
    295,638.51/443,342.73 = 95,910.60/x
  3. Step 3: Cross multiply
    295,638.51x = 443,342.73 × 95,910.60
  4. Step 4: Simplify right side
    295,638.51x = 42,521,267,239.94
  5. Step 5: Solve for x
    x = 42,521,267,239.94/295,638.51
  6. Step 6: Final answer
    x = 143,828.58

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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.