Home / 241,118.92-332,677.36-139,137.28

Finding the Fourth Proportional to 241,118.92, 332,677.36 and 139,137.28

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Solution

The fourth proportional to 241,118.92, 332,677.36 and 139,137.28 is: 191,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,118.92 : 332,677.36 = 139,137.28 : x
  2. Step 2: Convert to fraction form
    241,118.92/332,677.36 = 139,137.28/x
  3. Step 3: Cross multiply
    241,118.92x = 332,677.36 × 139,137.28
  4. Step 4: Simplify right side
    241,118.92x = 46,287,822,987.98
  5. Step 5: Solve for x
    x = 46,287,822,987.98/241,118.92
  6. Step 6: Final answer
    x = 191,970.93

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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.