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Finding the Fourth Proportional to 116,967, 175,468.72 and 38,062.60

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Solution

The fourth proportional to 116,967, 175,468.72 and 38,062.60 is: 57,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,967 : 175,468.72 = 38,062.60 : x
  2. Step 2: Convert to fraction form
    116,967/175,468.72 = 38,062.60/x
  3. Step 3: Cross multiply
    116,967x = 175,468.72 × 38,062.60
  4. Step 4: Simplify right side
    116,967x = 6,678,795,701.87
  5. Step 5: Solve for x
    x = 6,678,795,701.87/116,967
  6. Step 6: Final answer
    x = 57,099.83

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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.