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Finding the Fourth Proportional to 119,353.34, 179,051.19 and 39,395.70

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Solution

The fourth proportional to 119,353.34, 179,051.19 and 39,395.70 is: 59,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,353.34 : 179,051.19 = 39,395.70 : x
  2. Step 2: Convert to fraction form
    119,353.34/179,051.19 = 39,395.70/x
  3. Step 3: Cross multiply
    119,353.34x = 179,051.19 × 39,395.70
  4. Step 4: Simplify right side
    119,353.34x = 7,053,846,965.88
  5. Step 5: Solve for x
    x = 7,053,846,965.88/119,353.34
  6. Step 6: Final answer
    x = 59,100.54

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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.