Home / 171,309.45-256,971.37-52,983.03

Finding the Fourth Proportional to 171,309.45, 256,971.37 and 52,983.03

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Solution

The fourth proportional to 171,309.45, 256,971.37 and 52,983.03 is: 79,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,309.45 : 256,971.37 = 52,983.03 : x
  2. Step 2: Convert to fraction form
    171,309.45/256,971.37 = 52,983.03/x
  3. Step 3: Cross multiply
    171,309.45x = 256,971.37 × 52,983.03
  4. Step 4: Simplify right side
    171,309.45x = 13,615,121,805.85
  5. Step 5: Solve for x
    x = 13,615,121,805.85/171,309.45
  6. Step 6: Final answer
    x = 79,476.77

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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.