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Finding the Fourth Proportional to 295,682.39, 443,363.79 and 93,240.31

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Solution

The fourth proportional to 295,682.39, 443,363.79 and 93,240.31 is: 139,810.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,682.39 : 443,363.79 = 93,240.31 : x
  2. Step 2: Convert to fraction form
    295,682.39/443,363.79 = 93,240.31/x
  3. Step 3: Cross multiply
    295,682.39x = 443,363.79 × 93,240.31
  4. Step 4: Simplify right side
    295,682.39x = 41,339,377,222.37
  5. Step 5: Solve for x
    x = 41,339,377,222.37/295,682.39
  6. Step 6: Final answer
    x = 139,810.08

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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.