Home / 215,725.24-323,617.02-202,603.24

Finding the Fourth Proportional to 215,725.24, 323,617.02 and 202,603.24

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Solution

The fourth proportional to 215,725.24, 323,617.02 and 202,603.24 is: 303,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,725.24 : 323,617.02 = 202,603.24 : x
  2. Step 2: Convert to fraction form
    215,725.24/323,617.02 = 202,603.24/x
  3. Step 3: Cross multiply
    215,725.24x = 323,617.02 × 202,603.24
  4. Step 4: Simplify right side
    215,725.24x = 65,565,856,771.14
  5. Step 5: Solve for x
    x = 65,565,856,771.14/215,725.24
  6. Step 6: Final answer
    x = 303,932.25

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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.