Home / 263,876.89-394,881-164,084.08

Finding the Fourth Proportional to 263,876.89, 394,881 and 164,084.08

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Solution

The fourth proportional to 263,876.89, 394,881 and 164,084.08 is: 245,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,876.89 : 394,881 = 164,084.08 : x
  2. Step 2: Convert to fraction form
    263,876.89/394,881 = 164,084.08/x
  3. Step 3: Cross multiply
    263,876.89x = 394,881 × 164,084.08
  4. Step 4: Simplify right side
    263,876.89x = 64,793,685,594.48
  5. Step 5: Solve for x
    x = 64,793,685,594.48/263,876.89
  6. Step 6: Final answer
    x = 245,545.13

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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.