Home / 348,620.54-523,151.96-148,942.42

Finding the Fourth Proportional to 348,620.54, 523,151.96 and 148,942.42

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Solution

The fourth proportional to 348,620.54, 523,151.96 and 148,942.42 is: 223,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,620.54 : 523,151.96 = 148,942.42 : x
  2. Step 2: Convert to fraction form
    348,620.54/523,151.96 = 148,942.42/x
  3. Step 3: Cross multiply
    348,620.54x = 523,151.96 × 148,942.42
  4. Step 4: Simplify right side
    348,620.54x = 77,919,516,897.55
  5. Step 5: Solve for x
    x = 77,919,516,897.55/348,620.54
  6. Step 6: Final answer
    x = 223,508.11

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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.