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Finding the Fourth Proportional to 119,898.60, 179,847.84 and 35,658.42

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Solution

The fourth proportional to 119,898.60, 179,847.84 and 35,658.42 is: 53,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,898.60 : 179,847.84 = 35,658.42 : x
  2. Step 2: Convert to fraction form
    119,898.60/179,847.84 = 35,658.42/x
  3. Step 3: Cross multiply
    119,898.60x = 179,847.84 × 35,658.42
  4. Step 4: Simplify right side
    119,898.60x = 6,413,089,814.81
  5. Step 5: Solve for x
    x = 6,413,089,814.81/119,898.60
  6. Step 6: Final answer
    x = 53,487.61

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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.