Home / 65,819.82-98,669.16-35,790.18

Finding the Fourth Proportional to 65,819.82, 98,669.16 and 35,790.18

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Solution

The fourth proportional to 65,819.82, 98,669.16 and 35,790.18 is: 53,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,819.82 : 98,669.16 = 35,790.18 : x
  2. Step 2: Convert to fraction form
    65,819.82/98,669.16 = 35,790.18/x
  3. Step 3: Cross multiply
    65,819.82x = 98,669.16 × 35,790.18
  4. Step 4: Simplify right side
    65,819.82x = 3,531,387,064.57
  5. Step 5: Solve for x
    x = 3,531,387,064.57/65,819.82
  6. Step 6: Final answer
    x = 53,652.34

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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.