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Finding the Fourth Proportional to 104,831, 144,670.02 and 60,119

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Solution

The fourth proportional to 104,831, 144,670.02 and 60,119 is: 82,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,831 : 144,670.02 = 60,119 : x
  2. Step 2: Convert to fraction form
    104,831/144,670.02 = 60,119/x
  3. Step 3: Cross multiply
    104,831x = 144,670.02 × 60,119
  4. Step 4: Simplify right side
    104,831x = 8,697,416,932.38
  5. Step 5: Solve for x
    x = 8,697,416,932.38/104,831
  6. Step 6: Final answer
    x = 82,966.08

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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.