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Finding the Fourth Proportional to 98,080.76, 147,142.94 and 35,751.26

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Solution

The fourth proportional to 98,080.76, 147,142.94 and 35,751.26 is: 53,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,080.76 : 147,142.94 = 35,751.26 : x
  2. Step 2: Convert to fraction form
    98,080.76/147,142.94 = 35,751.26/x
  3. Step 3: Cross multiply
    98,080.76x = 147,142.94 × 35,751.26
  4. Step 4: Simplify right side
    98,080.76x = 5,260,544,590.63
  5. Step 5: Solve for x
    x = 5,260,544,590.63/98,080.76
  6. Step 6: Final answer
    x = 53,634.83

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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.