Home / 321,029.18-443,024.91-185,060.66

Finding the Fourth Proportional to 321,029.18, 443,024.91 and 185,060.66

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Solution

The fourth proportional to 321,029.18, 443,024.91 and 185,060.66 is: 255,386.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,029.18 : 443,024.91 = 185,060.66 : x
  2. Step 2: Convert to fraction form
    321,029.18/443,024.91 = 185,060.66/x
  3. Step 3: Cross multiply
    321,029.18x = 443,024.91 × 185,060.66
  4. Step 4: Simplify right side
    321,029.18x = 81,986,480,025.92
  5. Step 5: Solve for x
    x = 81,986,480,025.92/321,029.18
  6. Step 6: Final answer
    x = 255,386.38

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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.