Home / 293,564.36-405,118.80-166,264.56

Finding the Fourth Proportional to 293,564.36, 405,118.80 and 166,264.56

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Solution

The fourth proportional to 293,564.36, 405,118.80 and 166,264.56 is: 229,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,564.36 : 405,118.80 = 166,264.56 : x
  2. Step 2: Convert to fraction form
    293,564.36/405,118.80 = 166,264.56/x
  3. Step 3: Cross multiply
    293,564.36x = 405,118.80 × 166,264.56
  4. Step 4: Simplify right side
    293,564.36x = 67,356,899,029.73
  5. Step 5: Solve for x
    x = 67,356,899,029.73/293,564.36
  6. Step 6: Final answer
    x = 229,445.08

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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.