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Finding the Fourth Proportional to 79,693.46, 119,450.48 and 34,752.63

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Solution

The fourth proportional to 79,693.46, 119,450.48 and 34,752.63 is: 52,089.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,693.46 : 119,450.48 = 34,752.63 : x
  2. Step 2: Convert to fraction form
    79,693.46/119,450.48 = 34,752.63/x
  3. Step 3: Cross multiply
    79,693.46x = 119,450.48 × 34,752.63
  4. Step 4: Simplify right side
    79,693.46x = 4,151,218,546.51
  5. Step 5: Solve for x
    x = 4,151,218,546.51/79,693.46
  6. Step 6: Final answer
    x = 52,089.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.