Home / 343,594.12-515,553.72-166,001.44

Finding the Fourth Proportional to 343,594.12, 515,553.72 and 166,001.44

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Solution

The fourth proportional to 343,594.12, 515,553.72 and 166,001.44 is: 249,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,594.12 : 515,553.72 = 166,001.44 : x
  2. Step 2: Convert to fraction form
    343,594.12/515,553.72 = 166,001.44/x
  3. Step 3: Cross multiply
    343,594.12x = 515,553.72 × 166,001.44
  4. Step 4: Simplify right side
    343,594.12x = 85,582,659,917.36
  5. Step 5: Solve for x
    x = 85,582,659,917.36/343,594.12
  6. Step 6: Final answer
    x = 249,080.69

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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.