Home / 320,758.32-481,001.84-96,150.72

Finding the Fourth Proportional to 320,758.32, 481,001.84 and 96,150.72

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Solution

The fourth proportional to 320,758.32, 481,001.84 and 96,150.72 is: 144,185.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,758.32 : 481,001.84 = 96,150.72 : x
  2. Step 2: Convert to fraction form
    320,758.32/481,001.84 = 96,150.72/x
  3. Step 3: Cross multiply
    320,758.32x = 481,001.84 × 96,150.72
  4. Step 4: Simplify right side
    320,758.32x = 46,248,673,237.32
  5. Step 5: Solve for x
    x = 46,248,673,237.32/320,758.32
  6. Step 6: Final answer
    x = 144,185.42

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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.