Home / 351,021.20-526,095-170,959.41

Finding the Fourth Proportional to 351,021.20, 526,095 and 170,959.41

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Solution

The fourth proportional to 351,021.20, 526,095 and 170,959.41 is: 256,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,021.20 : 526,095 = 170,959.41 : x
  2. Step 2: Convert to fraction form
    351,021.20/526,095 = 170,959.41/x
  3. Step 3: Cross multiply
    351,021.20x = 526,095 × 170,959.41
  4. Step 4: Simplify right side
    351,021.20x = 89,940,890,803.95
  5. Step 5: Solve for x
    x = 89,940,890,803.95/351,021.20
  6. Step 6: Final answer
    x = 256,226.38

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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.