Home / 214,975.80-322,464.48-65,217.36

Finding the Fourth Proportional to 214,975.80, 322,464.48 and 65,217.36

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Solution

The fourth proportional to 214,975.80, 322,464.48 and 65,217.36 is: 97,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,975.80 : 322,464.48 = 65,217.36 : x
  2. Step 2: Convert to fraction form
    214,975.80/322,464.48 = 65,217.36/x
  3. Step 3: Cross multiply
    214,975.80x = 322,464.48 × 65,217.36
  4. Step 4: Simplify right side
    214,975.80x = 21,030,282,079.37
  5. Step 5: Solve for x
    x = 21,030,282,079.37/214,975.80
  6. Step 6: Final answer
    x = 97,826.28

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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.