Home / 165,514.20-248,271.30-54,706.20

Finding the Fourth Proportional to 165,514.20, 248,271.30 and 54,706.20

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Solution

The fourth proportional to 165,514.20, 248,271.30 and 54,706.20 is: 82,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,514.20 : 248,271.30 = 54,706.20 : x
  2. Step 2: Convert to fraction form
    165,514.20/248,271.30 = 54,706.20/x
  3. Step 3: Cross multiply
    165,514.20x = 248,271.30 × 54,706.20
  4. Step 4: Simplify right side
    165,514.20x = 13,581,979,392.06
  5. Step 5: Solve for x
    x = 13,581,979,392.06/165,514.20
  6. Step 6: Final answer
    x = 82,059.30

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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.