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Finding the Fourth Proportional to 239,494.96, 330,495.48 and 132,069.52

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Solution

The fourth proportional to 239,494.96, 330,495.48 and 132,069.52 is: 182,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,494.96 : 330,495.48 = 132,069.52 : x
  2. Step 2: Convert to fraction form
    239,494.96/330,495.48 = 132,069.52/x
  3. Step 3: Cross multiply
    239,494.96x = 330,495.48 × 132,069.52
  4. Step 4: Simplify right side
    239,494.96x = 43,648,379,405.77
  5. Step 5: Solve for x
    x = 43,648,379,405.77/239,494.96
  6. Step 6: Final answer
    x = 182,251.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.