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Finding the Fourth Proportional to 150,790.68, 226,187.78 and 38,470.68

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Solution

The fourth proportional to 150,790.68, 226,187.78 and 38,470.68 is: 57,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,790.68 : 226,187.78 = 38,470.68 : x
  2. Step 2: Convert to fraction form
    150,790.68/226,187.78 = 38,470.68/x
  3. Step 3: Cross multiply
    150,790.68x = 226,187.78 × 38,470.68
  4. Step 4: Simplify right side
    150,790.68x = 8,701,597,511.94
  5. Step 5: Solve for x
    x = 8,701,597,511.94/150,790.68
  6. Step 6: Final answer
    x = 57,706.47

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1.5x scale

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.