Home / 146,865.30-202,579.23-100,903.02

Finding the Fourth Proportional to 146,865.30, 202,579.23 and 100,903.02

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Solution

The fourth proportional to 146,865.30, 202,579.23 and 100,903.02 is: 139,180.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,865.30 : 202,579.23 = 100,903.02 : x
  2. Step 2: Convert to fraction form
    146,865.30/202,579.23 = 100,903.02/x
  3. Step 3: Cross multiply
    146,865.30x = 202,579.23 × 100,903.02
  4. Step 4: Simplify right side
    146,865.30x = 20,440,856,096.27
  5. Step 5: Solve for x
    x = 20,440,856,096.27/146,865.30
  6. Step 6: Final answer
    x = 139,180.98

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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.