Home / 165,243-247,863.89-46,914.35

Finding the Fourth Proportional to 165,243, 247,863.89 and 46,914.35

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Solution

The fourth proportional to 165,243, 247,863.89 and 46,914.35 is: 70,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,243 : 247,863.89 = 46,914.35 : x
  2. Step 2: Convert to fraction form
    165,243/247,863.89 = 46,914.35/x
  3. Step 3: Cross multiply
    165,243x = 247,863.89 × 46,914.35
  4. Step 4: Simplify right side
    165,243x = 11,628,374,024.77
  5. Step 5: Solve for x
    x = 11,628,374,024.77/165,243
  6. Step 6: Final answer
    x = 70,371.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.