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Finding the Fourth Proportional to 228,268.41, 342,475.52 and 109,951.71

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Solution

The fourth proportional to 228,268.41, 342,475.52 and 109,951.71 is: 164,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,268.41 : 342,475.52 = 109,951.71 : x
  2. Step 2: Convert to fraction form
    228,268.41/342,475.52 = 109,951.71/x
  3. Step 3: Cross multiply
    228,268.41x = 342,475.52 × 109,951.71
  4. Step 4: Simplify right side
    228,268.41x = 37,655,768,507.38
  5. Step 5: Solve for x
    x = 37,655,768,507.38/228,268.41
  6. Step 6: Final answer
    x = 164,962.68

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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.