Home / 102,914.70-154,372.05-95,916.30

Finding the Fourth Proportional to 102,914.70, 154,372.05 and 95,916.30

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Solution

The fourth proportional to 102,914.70, 154,372.05 and 95,916.30 is: 143,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,914.70 : 154,372.05 = 95,916.30 : x
  2. Step 2: Convert to fraction form
    102,914.70/154,372.05 = 95,916.30/x
  3. Step 3: Cross multiply
    102,914.70x = 154,372.05 × 95,916.30
  4. Step 4: Simplify right side
    102,914.70x = 14,806,795,859.42
  5. Step 5: Solve for x
    x = 14,806,795,859.42/102,914.70
  6. Step 6: Final answer
    x = 143,874.45

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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.