Home / 106,927.90-160,219.05-67,414.30

Finding the Fourth Proportional to 106,927.90, 160,219.05 and 67,414.30

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Solution

The fourth proportional to 106,927.90, 160,219.05 and 67,414.30 is: 101,012.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,927.90 : 160,219.05 = 67,414.30 : x
  2. Step 2: Convert to fraction form
    106,927.90/160,219.05 = 67,414.30/x
  3. Step 3: Cross multiply
    106,927.90x = 160,219.05 × 67,414.30
  4. Step 4: Simplify right side
    106,927.90x = 10,801,055,102.42
  5. Step 5: Solve for x
    x = 10,801,055,102.42/106,927.90
  6. Step 6: Final answer
    x = 101,012.51

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1.5x scale

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.