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Finding the Fourth Proportional to 364,884.93, 547,379.64 and 112,186.64

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Solution

The fourth proportional to 364,884.93, 547,379.64 and 112,186.64 is: 168,296.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,884.93 : 547,379.64 = 112,186.64 : x
  2. Step 2: Convert to fraction form
    364,884.93/547,379.64 = 112,186.64/x
  3. Step 3: Cross multiply
    364,884.93x = 547,379.64 × 112,186.64
  4. Step 4: Simplify right side
    364,884.93x = 61,408,679,879.11
  5. Step 5: Solve for x
    x = 61,408,679,879.11/364,884.93
  6. Step 6: Final answer
    x = 168,296.02

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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.