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Finding the Fourth Proportional to 239,597.57, 330,645.57 and 132,166.06

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Solution

The fourth proportional to 239,597.57, 330,645.57 and 132,166.06 is: 182,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,597.57 : 330,645.57 = 132,166.06 : x
  2. Step 2: Convert to fraction form
    239,597.57/330,645.57 = 132,166.06/x
  3. Step 3: Cross multiply
    239,597.57x = 330,645.57 × 132,166.06
  4. Step 4: Simplify right side
    239,597.57x = 43,700,122,243.35
  5. Step 5: Solve for x
    x = 43,700,122,243.35/239,597.57
  6. Step 6: Final answer
    x = 182,389.67

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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.