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Finding the Fourth Proportional to 104,967.15, 144,849.43 and 59,639.14

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Solution

The fourth proportional to 104,967.15, 144,849.43 and 59,639.14 is: 82,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,967.15 : 144,849.43 = 59,639.14 : x
  2. Step 2: Convert to fraction form
    104,967.15/144,849.43 = 59,639.14/x
  3. Step 3: Cross multiply
    104,967.15x = 144,849.43 × 59,639.14
  4. Step 4: Simplify right side
    104,967.15x = 8,638,695,434.69
  5. Step 5: Solve for x
    x = 8,638,695,434.69/104,967.15
  6. Step 6: Final answer
    x = 82,299.04

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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.