Home / 321,026.48-443,015.66-185,059.68

Finding the Fourth Proportional to 321,026.48, 443,015.66 and 185,059.68

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Solution

The fourth proportional to 321,026.48, 443,015.66 and 185,059.68 is: 255,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,026.48 : 443,015.66 = 185,059.68 : x
  2. Step 2: Convert to fraction form
    321,026.48/443,015.66 = 185,059.68/x
  3. Step 3: Cross multiply
    321,026.48x = 443,015.66 × 185,059.68
  4. Step 4: Simplify right side
    321,026.48x = 81,984,336,274.59
  5. Step 5: Solve for x
    x = 81,984,336,274.59/321,026.48
  6. Step 6: Final answer
    x = 255,381.85

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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.