Home / 320,075.88-441,565.20-184,080.12

Finding the Fourth Proportional to 320,075.88, 441,565.20 and 184,080.12

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Solution

The fourth proportional to 320,075.88, 441,565.20 and 184,080.12 is: 253,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,075.88 : 441,565.20 = 184,080.12 : x
  2. Step 2: Convert to fraction form
    320,075.88/441,565.20 = 184,080.12/x
  3. Step 3: Cross multiply
    320,075.88x = 441,565.20 × 184,080.12
  4. Step 4: Simplify right side
    320,075.88x = 81,283,375,003.82
  5. Step 5: Solve for x
    x = 81,283,375,003.82/320,075.88
  6. Step 6: Final answer
    x = 253,950.33

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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.