Home / 102,877.92-154,211.28-50,222.64

Finding the Fourth Proportional to 102,877.92, 154,211.28 and 50,222.64

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Solution

The fourth proportional to 102,877.92, 154,211.28 and 50,222.64 is: 75,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,877.92 : 154,211.28 = 50,222.64 : x
  2. Step 2: Convert to fraction form
    102,877.92/154,211.28 = 50,222.64/x
  3. Step 3: Cross multiply
    102,877.92x = 154,211.28 × 50,222.64
  4. Step 4: Simplify right side
    102,877.92x = 7,744,897,599.38
  5. Step 5: Solve for x
    x = 7,744,897,599.38/102,877.92
  6. Step 6: Final answer
    x = 75,282.41

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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.