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Finding the Fourth Proportional to 239,458.96, 359,188.44 and 132,908.32

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Solution

The fourth proportional to 239,458.96, 359,188.44 and 132,908.32 is: 199,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,458.96 : 359,188.44 = 132,908.32 : x
  2. Step 2: Convert to fraction form
    239,458.96/359,188.44 = 132,908.32/x
  3. Step 3: Cross multiply
    239,458.96x = 359,188.44 × 132,908.32
  4. Step 4: Simplify right side
    239,458.96x = 47,739,132,123.82
  5. Step 5: Solve for x
    x = 47,739,132,123.82/239,458.96
  6. Step 6: Final answer
    x = 199,362.48

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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.