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Finding the Fourth Proportional to 151,993.67, 228,039.71 and 73,097.64

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Solution

The fourth proportional to 151,993.67, 228,039.71 and 73,097.64 is: 109,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,993.67 : 228,039.71 = 73,097.64 : x
  2. Step 2: Convert to fraction form
    151,993.67/228,039.71 = 73,097.64/x
  3. Step 3: Cross multiply
    151,993.67x = 228,039.71 × 73,097.64
  4. Step 4: Simplify right side
    151,993.67x = 16,669,164,261.80
  5. Step 5: Solve for x
    x = 16,669,164,261.80/151,993.67
  6. Step 6: Final answer
    x = 109,670.13

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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.