Home / 152,273.21-228,431.68-47,100.38

Finding the Fourth Proportional to 152,273.21, 228,431.68 and 47,100.38

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Solution

The fourth proportional to 152,273.21, 228,431.68 and 47,100.38 is: 70,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273.21 : 228,431.68 = 47,100.38 : x
  2. Step 2: Convert to fraction form
    152,273.21/228,431.68 = 47,100.38/x
  3. Step 3: Cross multiply
    152,273.21x = 228,431.68 × 47,100.38
  4. Step 4: Simplify right side
    152,273.21x = 10,759,217,672.13
  5. Step 5: Solve for x
    x = 10,759,217,672.13/152,273.21
  6. Step 6: Final answer
    x = 70,657.33

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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.