Home / 169,721.88-254,513.46-73,665.24

Finding the Fourth Proportional to 169,721.88, 254,513.46 and 73,665.24

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Solution

The fourth proportional to 169,721.88, 254,513.46 and 73,665.24 is: 110,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,721.88 : 254,513.46 = 73,665.24 : x
  2. Step 2: Convert to fraction form
    169,721.88/254,513.46 = 73,665.24/x
  3. Step 3: Cross multiply
    169,721.88x = 254,513.46 × 73,665.24
  4. Step 4: Simplify right side
    169,721.88x = 18,748,795,114.13
  5. Step 5: Solve for x
    x = 18,748,795,114.13/169,721.88
  6. Step 6: Final answer
    x = 110,467.76

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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.