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Finding the Fourth Proportional to 191,082.64, 263,699.48 and 110,502.48

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Solution

The fourth proportional to 191,082.64, 263,699.48 and 110,502.48 is: 152,496.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,082.64 : 263,699.48 = 110,502.48 : x
  2. Step 2: Convert to fraction form
    191,082.64/263,699.48 = 110,502.48/x
  3. Step 3: Cross multiply
    191,082.64x = 263,699.48 × 110,502.48
  4. Step 4: Simplify right side
    191,082.64x = 29,139,446,514.71
  5. Step 5: Solve for x
    x = 29,139,446,514.71/191,082.64
  6. Step 6: Final answer
    x = 152,496.57

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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.