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Finding the Fourth Proportional to 264,187.68, 364,578.94 and 151,012.86

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Solution

The fourth proportional to 264,187.68, 364,578.94 and 151,012.86 is: 208,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,187.68 : 364,578.94 = 151,012.86 : x
  2. Step 2: Convert to fraction form
    264,187.68/364,578.94 = 151,012.86/x
  3. Step 3: Cross multiply
    264,187.68x = 364,578.94 × 151,012.86
  4. Step 4: Simplify right side
    264,187.68x = 55,056,108,425.17
  5. Step 5: Solve for x
    x = 55,056,108,425.17/264,187.68
  6. Step 6: Final answer
    x = 208,397.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.