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Finding the Fourth Proportional to 104,499.59, 144,246.22 and 62,057.81

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Solution

The fourth proportional to 104,499.59, 144,246.22 and 62,057.81 is: 85,661.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,499.59 : 144,246.22 = 62,057.81 : x
  2. Step 2: Convert to fraction form
    104,499.59/144,246.22 = 62,057.81/x
  3. Step 3: Cross multiply
    104,499.59x = 144,246.22 × 62,057.81
  4. Step 4: Simplify right side
    104,499.59x = 8,951,604,719.45
  5. Step 5: Solve for x
    x = 8,951,604,719.45/104,499.59
  6. Step 6: Final answer
    x = 85,661.63

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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.