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Finding the Fourth Proportional to 241,392.78, 333,044.97 and 139,404.77

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Solution

The fourth proportional to 241,392.78, 333,044.97 and 139,404.77 is: 192,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,392.78 : 333,044.97 = 139,404.77 : x
  2. Step 2: Convert to fraction form
    241,392.78/333,044.97 = 139,404.77/x
  3. Step 3: Cross multiply
    241,392.78x = 333,044.97 × 139,404.77
  4. Step 4: Simplify right side
    241,392.78x = 46,428,057,442.51
  5. Step 5: Solve for x
    x = 46,428,057,442.51/241,392.78
  6. Step 6: Final answer
    x = 192,334.08

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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.