Home / 146,017.60-219,112.80-106,475.20

Finding the Fourth Proportional to 146,017.60, 219,112.80 and 106,475.20

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Solution

The fourth proportional to 146,017.60, 219,112.80 and 106,475.20 is: 159,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,017.60 : 219,112.80 = 106,475.20 : x
  2. Step 2: Convert to fraction form
    146,017.60/219,112.80 = 106,475.20/x
  3. Step 3: Cross multiply
    146,017.60x = 219,112.80 × 106,475.20
  4. Step 4: Simplify right side
    146,017.60x = 23,330,079,202.56
  5. Step 5: Solve for x
    x = 23,330,079,202.56/146,017.60
  6. Step 6: Final answer
    x = 159,775.80

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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.