Home / 165,077.82-247,758.12-163,835.28

Finding the Fourth Proportional to 165,077.82, 247,758.12 and 163,835.28

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Solution

The fourth proportional to 165,077.82, 247,758.12 and 163,835.28 is: 245,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,077.82 : 247,758.12 = 163,835.28 : x
  2. Step 2: Convert to fraction form
    165,077.82/247,758.12 = 163,835.28/x
  3. Step 3: Cross multiply
    165,077.82x = 247,758.12 × 163,835.28
  4. Step 4: Simplify right side
    165,077.82x = 40,591,520,962.47
  5. Step 5: Solve for x
    x = 40,591,520,962.47/165,077.82
  6. Step 6: Final answer
    x = 245,893.25

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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.