Home / 152,620.12-228,941.15-40,299.21

Finding the Fourth Proportional to 152,620.12, 228,941.15 and 40,299.21

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Solution

The fourth proportional to 152,620.12, 228,941.15 and 40,299.21 is: 60,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,620.12 : 228,941.15 = 40,299.21 : x
  2. Step 2: Convert to fraction form
    152,620.12/228,941.15 = 40,299.21/x
  3. Step 3: Cross multiply
    152,620.12x = 228,941.15 × 40,299.21
  4. Step 4: Simplify right side
    152,620.12x = 9,226,147,280.00
  5. Step 5: Solve for x
    x = 9,226,147,280.00/152,620.12
  6. Step 6: Final answer
    x = 60,451.71

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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.