Home / 214,933.80-322,403.40-65,175.60

Finding the Fourth Proportional to 214,933.80, 322,403.40 and 65,175.60

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Solution

The fourth proportional to 214,933.80, 322,403.40 and 65,175.60 is: 97,764.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,933.80 : 322,403.40 = 65,175.60 : x
  2. Step 2: Convert to fraction form
    214,933.80/322,403.40 = 65,175.60/x
  3. Step 3: Cross multiply
    214,933.80x = 322,403.40 × 65,175.60
  4. Step 4: Simplify right side
    214,933.80x = 21,012,835,037.04
  5. Step 5: Solve for x
    x = 21,012,835,037.04/214,933.80
  6. Step 6: Final answer
    x = 97,764.22

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1.5x scale

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.