Home / 320,131.24-441,780.96-176,890.03

Finding the Fourth Proportional to 320,131.24, 441,780.96 and 176,890.03

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Solution

The fourth proportional to 320,131.24, 441,780.96 and 176,890.03 is: 244,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,131.24 : 441,780.96 = 176,890.03 : x
  2. Step 2: Convert to fraction form
    320,131.24/441,780.96 = 176,890.03/x
  3. Step 3: Cross multiply
    320,131.24x = 441,780.96 × 176,890.03
  4. Step 4: Simplify right side
    320,131.24x = 78,146,647,267.83
  5. Step 5: Solve for x
    x = 78,146,647,267.83/320,131.24
  6. Step 6: Final answer
    x = 244,108.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.