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Finding the Fourth Proportional to 119,402.82, 179,042.40 and 35,152.02

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Solution

The fourth proportional to 119,402.82, 179,042.40 and 35,152.02 is: 52,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,402.82 : 179,042.40 = 35,152.02 : x
  2. Step 2: Convert to fraction form
    119,402.82/179,042.40 = 35,152.02/x
  3. Step 3: Cross multiply
    119,402.82x = 179,042.40 × 35,152.02
  4. Step 4: Simplify right side
    119,402.82x = 6,293,702,025.65
  5. Step 5: Solve for x
    x = 6,293,702,025.65/119,402.82
  6. Step 6: Final answer
    x = 52,709.83

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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.