Home / 241,815.48-333,678.79-139,825.48

Finding the Fourth Proportional to 241,815.48, 333,678.79 and 139,825.48

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Solution

The fourth proportional to 241,815.48, 333,678.79 and 139,825.48 is: 192,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,815.48 : 333,678.79 = 139,825.48 : x
  2. Step 2: Convert to fraction form
    241,815.48/333,678.79 = 139,825.48/x
  3. Step 3: Cross multiply
    241,815.48x = 333,678.79 × 139,825.48
  4. Step 4: Simplify right side
    241,815.48x = 46,656,796,977.57
  5. Step 5: Solve for x
    x = 46,656,796,977.57/241,815.48
  6. Step 6: Final answer
    x = 192,943.80

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1.5x scale

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.