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Finding the Fourth Proportional to 104,513.40, 144,246.84 and 59,193.84

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Solution

The fourth proportional to 104,513.40, 144,246.84 and 59,193.84 is: 81,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,513.40 : 144,246.84 = 59,193.84 : x
  2. Step 2: Convert to fraction form
    104,513.40/144,246.84 = 59,193.84/x
  3. Step 3: Cross multiply
    104,513.40x = 144,246.84 × 59,193.84
  4. Step 4: Simplify right side
    104,513.40x = 8,538,524,367.47
  5. Step 5: Solve for x
    x = 8,538,524,367.47/104,513.40
  6. Step 6: Final answer
    x = 81,697.89

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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.