Home / 216,194.36-322,117.07-204,122.12

Finding the Fourth Proportional to 216,194.36, 322,117.07 and 204,122.12

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Solution

The fourth proportional to 216,194.36, 322,117.07 and 204,122.12 is: 304,130.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,194.36 : 322,117.07 = 204,122.12 : x
  2. Step 2: Convert to fraction form
    216,194.36/322,117.07 = 204,122.12/x
  3. Step 3: Cross multiply
    216,194.36x = 322,117.07 × 204,122.12
  4. Step 4: Simplify right side
    216,194.36x = 65,751,219,216.59
  5. Step 5: Solve for x
    x = 65,751,219,216.59/216,194.36
  6. Step 6: Final answer
    x = 304,130.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.