Home / 202,450.10-303,675.15-71,122.10

Finding the Fourth Proportional to 202,450.10, 303,675.15 and 71,122.10

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Solution

The fourth proportional to 202,450.10, 303,675.15 and 71,122.10 is: 106,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,450.10 : 303,675.15 = 71,122.10 : x
  2. Step 2: Convert to fraction form
    202,450.10/303,675.15 = 71,122.10/x
  3. Step 3: Cross multiply
    202,450.10x = 303,675.15 × 71,122.10
  4. Step 4: Simplify right side
    202,450.10x = 21,598,014,385.82
  5. Step 5: Solve for x
    x = 21,598,014,385.82/202,450.10
  6. Step 6: Final answer
    x = 106,683.15

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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.