Home / 202,223.10-303,334.65-102,690.30

Finding the Fourth Proportional to 202,223.10, 303,334.65 and 102,690.30

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Solution

The fourth proportional to 202,223.10, 303,334.65 and 102,690.30 is: 154,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,223.10 : 303,334.65 = 102,690.30 : x
  2. Step 2: Convert to fraction form
    202,223.10/303,334.65 = 102,690.30/x
  3. Step 3: Cross multiply
    202,223.10x = 303,334.65 × 102,690.30
  4. Step 4: Simplify right side
    202,223.10x = 31,149,526,208.90
  5. Step 5: Solve for x
    x = 31,149,526,208.90/202,223.10
  6. Step 6: Final answer
    x = 154,035.45

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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.