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Finding the Fourth Proportional to 191,707.44, 264,552.72 and 104,493.30

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Solution

The fourth proportional to 191,707.44, 264,552.72 and 104,493.30 is: 144,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,707.44 : 264,552.72 = 104,493.30 : x
  2. Step 2: Convert to fraction form
    191,707.44/264,552.72 = 104,493.30/x
  3. Step 3: Cross multiply
    191,707.44x = 264,552.72 × 104,493.30
  4. Step 4: Simplify right side
    191,707.44x = 27,643,986,736.78
  5. Step 5: Solve for x
    x = 27,643,986,736.78/191,707.44
  6. Step 6: Final answer
    x = 144,198.82

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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.