Home / 293,979.78-405,748.44-166,655.88

Finding the Fourth Proportional to 293,979.78, 405,748.44 and 166,655.88

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Solution

The fourth proportional to 293,979.78, 405,748.44 and 166,655.88 is: 230,017.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,979.78 : 405,748.44 = 166,655.88 : x
  2. Step 2: Convert to fraction form
    293,979.78/405,748.44 = 166,655.88/x
  3. Step 3: Cross multiply
    293,979.78x = 405,748.44 × 166,655.88
  4. Step 4: Simplify right side
    293,979.78x = 67,620,363,326.83
  5. Step 5: Solve for x
    x = 67,620,363,326.83/293,979.78
  6. Step 6: Final answer
    x = 230,017.06

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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.