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Finding the Fourth Proportional to 119,392.42, 179,050.02 and 39,412.42

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Solution

The fourth proportional to 119,392.42, 179,050.02 and 39,412.42 is: 59,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,392.42 : 179,050.02 = 39,412.42 : x
  2. Step 2: Convert to fraction form
    119,392.42/179,050.02 = 39,412.42/x
  3. Step 3: Cross multiply
    119,392.42x = 179,050.02 × 39,412.42
  4. Step 4: Simplify right side
    119,392.42x = 7,056,794,589.25
  5. Step 5: Solve for x
    x = 7,056,794,589.25/119,392.42
  6. Step 6: Final answer
    x = 59,105.88

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1.5x scale

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.