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Finding the Fourth Proportional to 241,295.82, 333,017.75 and 139,321.11

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Solution

The fourth proportional to 241,295.82, 333,017.75 and 139,321.11 is: 192,280.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,295.82 : 333,017.75 = 139,321.11 : x
  2. Step 2: Convert to fraction form
    241,295.82/333,017.75 = 139,321.11/x
  3. Step 3: Cross multiply
    241,295.82x = 333,017.75 × 139,321.11
  4. Step 4: Simplify right side
    241,295.82x = 46,396,402,579.70
  5. Step 5: Solve for x
    x = 46,396,402,579.70/241,295.82
  6. Step 6: Final answer
    x = 192,280.18

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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.