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Finding the Fourth Proportional to 191,704.96, 264,551.64 and 104,489.98

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Solution

The fourth proportional to 191,704.96, 264,551.64 and 104,489.98 is: 144,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,704.96 : 264,551.64 = 104,489.98 : x
  2. Step 2: Convert to fraction form
    191,704.96/264,551.64 = 104,489.98/x
  3. Step 3: Cross multiply
    191,704.96x = 264,551.64 × 104,489.98
  4. Step 4: Simplify right side
    191,704.96x = 27,642,995,572.57
  5. Step 5: Solve for x
    x = 27,642,995,572.57/191,704.96
  6. Step 6: Final answer
    x = 144,195.52

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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.