Home / 165,741.40-248,319.30-160,259.80

Finding the Fourth Proportional to 165,741.40, 248,319.30 and 160,259.80

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Solution

The fourth proportional to 165,741.40, 248,319.30 and 160,259.80 is: 240,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,741.40 : 248,319.30 = 160,259.80 : x
  2. Step 2: Convert to fraction form
    165,741.40/248,319.30 = 160,259.80/x
  3. Step 3: Cross multiply
    165,741.40x = 248,319.30 × 160,259.80
  4. Step 4: Simplify right side
    165,741.40x = 39,795,601,354.14
  5. Step 5: Solve for x
    x = 39,795,601,354.14/165,741.40
  6. Step 6: Final answer
    x = 240,106.58

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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.