Home / 199,047.24-275,034.78-159,090.66

Finding the Fourth Proportional to 199,047.24, 275,034.78 and 159,090.66

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Solution

The fourth proportional to 199,047.24, 275,034.78 and 159,090.66 is: 219,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,047.24 : 275,034.78 = 159,090.66 : x
  2. Step 2: Convert to fraction form
    199,047.24/275,034.78 = 159,090.66/x
  3. Step 3: Cross multiply
    199,047.24x = 275,034.78 × 159,090.66
  4. Step 4: Simplify right side
    199,047.24x = 43,755,464,673.15
  5. Step 5: Solve for x
    x = 43,755,464,673.15/199,047.24
  6. Step 6: Final answer
    x = 219,824.52

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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.