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Finding the Fourth Proportional to 144,992.96, 200,484.96 and 126,330.56

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Solution

The fourth proportional to 144,992.96, 200,484.96 and 126,330.56 is: 174,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,992.96 : 200,484.96 = 126,330.56 : x
  2. Step 2: Convert to fraction form
    144,992.96/200,484.96 = 126,330.56/x
  3. Step 3: Cross multiply
    144,992.96x = 200,484.96 × 126,330.56
  4. Step 4: Simplify right side
    144,992.96x = 25,327,377,268.38
  5. Step 5: Solve for x
    x = 25,327,377,268.38/144,992.96
  6. Step 6: Final answer
    x = 174,680.05

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1.5x scale

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.