Home / 191,975.36-264,944.40-107,100.32

Finding the Fourth Proportional to 191,975.36, 264,944.40 and 107,100.32

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Solution

The fourth proportional to 191,975.36, 264,944.40 and 107,100.32 is: 147,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,975.36 : 264,944.40 = 107,100.32 : x
  2. Step 2: Convert to fraction form
    191,975.36/264,944.40 = 107,100.32/x
  3. Step 3: Cross multiply
    191,975.36x = 264,944.40 × 107,100.32
  4. Step 4: Simplify right side
    191,975.36x = 28,375,630,022.21
  5. Step 5: Solve for x
    x = 28,375,630,022.21/191,975.36
  6. Step 6: Final answer
    x = 147,808.71

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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.