Home / 191,516.54-264,294.66-106,635.42

Finding the Fourth Proportional to 191,516.54, 264,294.66 and 106,635.42

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Solution

The fourth proportional to 191,516.54, 264,294.66 and 106,635.42 is: 147,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,516.54 : 264,294.66 = 106,635.42 : x
  2. Step 2: Convert to fraction form
    191,516.54/264,294.66 = 106,635.42/x
  3. Step 3: Cross multiply
    191,516.54x = 264,294.66 × 106,635.42
  4. Step 4: Simplify right side
    191,516.54x = 28,183,172,072.86
  5. Step 5: Solve for x
    x = 28,183,172,072.86/191,516.54
  6. Step 6: Final answer
    x = 147,157.91

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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.