Home / 165,896.40-248,844.60-98,536.80

Finding the Fourth Proportional to 165,896.40, 248,844.60 and 98,536.80

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Solution

The fourth proportional to 165,896.40, 248,844.60 and 98,536.80 is: 147,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,896.40 : 248,844.60 = 98,536.80 : x
  2. Step 2: Convert to fraction form
    165,896.40/248,844.60 = 98,536.80/x
  3. Step 3: Cross multiply
    165,896.40x = 248,844.60 × 98,536.80
  4. Step 4: Simplify right side
    165,896.40x = 24,520,350,581.28
  5. Step 5: Solve for x
    x = 24,520,350,581.28/165,896.40
  6. Step 6: Final answer
    x = 147,805.20

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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.