Home / 269,563.79-371,996.98-148,712.60

Finding the Fourth Proportional to 269,563.79, 371,996.98 and 148,712.60

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Solution

The fourth proportional to 269,563.79, 371,996.98 and 148,712.60 is: 205,222.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,563.79 : 371,996.98 = 148,712.60 : x
  2. Step 2: Convert to fraction form
    269,563.79/371,996.98 = 148,712.60/x
  3. Step 3: Cross multiply
    269,563.79x = 371,996.98 × 148,712.60
  4. Step 4: Simplify right side
    269,563.79x = 55,320,638,646.16
  5. Step 5: Solve for x
    x = 55,320,638,646.16/269,563.79
  6. Step 6: Final answer
    x = 205,222.81

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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.