Home / 202,244.10-303,366.15-102,711.30

Finding the Fourth Proportional to 202,244.10, 303,366.15 and 102,711.30

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Solution

The fourth proportional to 202,244.10, 303,366.15 and 102,711.30 is: 154,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,244.10 : 303,366.15 = 102,711.30 : x
  2. Step 2: Convert to fraction form
    202,244.10/303,366.15 = 102,711.30/x
  3. Step 3: Cross multiply
    202,244.10x = 303,366.15 × 102,711.30
  4. Step 4: Simplify right side
    202,244.10x = 31,159,131,642.50
  5. Step 5: Solve for x
    x = 31,159,131,642.50/202,244.10
  6. Step 6: Final answer
    x = 154,066.95

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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.