Home / 269,136.89-371,409.26-146,628.66

Finding the Fourth Proportional to 269,136.89, 371,409.26 and 146,628.66

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Solution

The fourth proportional to 269,136.89, 371,409.26 and 146,628.66 is: 202,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136.89 : 371,409.26 = 146,628.66 : x
  2. Step 2: Convert to fraction form
    269,136.89/371,409.26 = 146,628.66/x
  3. Step 3: Cross multiply
    269,136.89x = 371,409.26 × 146,628.66
  4. Step 4: Simplify right side
    269,136.89x = 54,459,242,105.39
  5. Step 5: Solve for x
    x = 54,459,242,105.39/269,136.89
  6. Step 6: Final answer
    x = 202,347.74

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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.