Home / 165,830.72-248,589.36-66,052.52

Finding the Fourth Proportional to 165,830.72, 248,589.36 and 66,052.52

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Solution

The fourth proportional to 165,830.72, 248,589.36 and 66,052.52 is: 99,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,830.72 : 248,589.36 = 66,052.52 : x
  2. Step 2: Convert to fraction form
    165,830.72/248,589.36 = 66,052.52/x
  3. Step 3: Cross multiply
    165,830.72x = 248,589.36 × 66,052.52
  4. Step 4: Simplify right side
    165,830.72x = 16,419,953,673.19
  5. Step 5: Solve for x
    x = 16,419,953,673.19/165,830.72
  6. Step 6: Final answer
    x = 99,016.36

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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.