Home / 202,401.10-303,796.05-102,673.90

Finding the Fourth Proportional to 202,401.10, 303,796.05 and 102,673.90

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Solution

The fourth proportional to 202,401.10, 303,796.05 and 102,673.90 is: 154,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,401.10 : 303,796.05 = 102,673.90 : x
  2. Step 2: Convert to fraction form
    202,401.10/303,796.05 = 102,673.90/x
  3. Step 3: Cross multiply
    202,401.10x = 303,796.05 × 102,673.90
  4. Step 4: Simplify right side
    202,401.10x = 31,191,925,258.10
  5. Step 5: Solve for x
    x = 31,191,925,258.10/202,401.10
  6. Step 6: Final answer
    x = 154,109.47

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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.