Home / 165,601.72-248,326.44-53,261.20

Finding the Fourth Proportional to 165,601.72, 248,326.44 and 53,261.20

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Solution

The fourth proportional to 165,601.72, 248,326.44 and 53,261.20 is: 79,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,601.72 : 248,326.44 = 53,261.20 : x
  2. Step 2: Convert to fraction form
    165,601.72/248,326.44 = 53,261.20/x
  3. Step 3: Cross multiply
    165,601.72x = 248,326.44 × 53,261.20
  4. Step 4: Simplify right side
    165,601.72x = 13,226,164,186.13
  5. Step 5: Solve for x
    x = 13,226,164,186.13/165,601.72
  6. Step 6: Final answer
    x = 79,867.31

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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.