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Finding the Fourth Proportional to 241,398.73, 333,053.26 and 139,410.76

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Solution

The fourth proportional to 241,398.73, 333,053.26 and 139,410.76 is: 192,342.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,398.73 : 333,053.26 = 139,410.76 : x
  2. Step 2: Convert to fraction form
    241,398.73/333,053.26 = 139,410.76/x
  3. Step 3: Cross multiply
    241,398.73x = 333,053.26 × 139,410.76
  4. Step 4: Simplify right side
    241,398.73x = 46,431,208,097.08
  5. Step 5: Solve for x
    x = 46,431,208,097.08/241,398.73
  6. Step 6: Final answer
    x = 192,342.39

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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.