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Finding the Fourth Proportional to 191,960, 264,905.04 and 107,082.44

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Solution

The fourth proportional to 191,960, 264,905.04 and 107,082.44 is: 147,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,960 : 264,905.04 = 107,082.44 : x
  2. Step 2: Convert to fraction form
    191,960/264,905.04 = 107,082.44/x
  3. Step 3: Cross multiply
    191,960x = 264,905.04 × 107,082.44
  4. Step 4: Simplify right side
    191,960x = 28,366,678,051.50
  5. Step 5: Solve for x
    x = 28,366,678,051.50/191,960
  6. Step 6: Final answer
    x = 147,773.90

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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.