Home / 130,705.22-196,042.23-35,945.03

Finding the Fourth Proportional to 130,705.22, 196,042.23 and 35,945.03

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Solution

The fourth proportional to 130,705.22, 196,042.23 and 35,945.03 is: 53,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,705.22 : 196,042.23 = 35,945.03 : x
  2. Step 2: Convert to fraction form
    130,705.22/196,042.23 = 35,945.03/x
  3. Step 3: Cross multiply
    130,705.22x = 196,042.23 × 35,945.03
  4. Step 4: Simplify right side
    130,705.22x = 7,046,744,328.72
  5. Step 5: Solve for x
    x = 7,046,744,328.72/130,705.22
  6. Step 6: Final answer
    x = 53,913.26

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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.