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Finding the Fourth Proportional to 239,161.92, 329,847.12 and 174,558.48

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Solution

The fourth proportional to 239,161.92, 329,847.12 and 174,558.48 is: 240,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,161.92 : 329,847.12 = 174,558.48 : x
  2. Step 2: Convert to fraction form
    239,161.92/329,847.12 = 174,558.48/x
  3. Step 3: Cross multiply
    239,161.92x = 329,847.12 × 174,558.48
  4. Step 4: Simplify right side
    239,161.92x = 57,577,611,899.58
  5. Step 5: Solve for x
    x = 57,577,611,899.58/239,161.92
  6. Step 6: Final answer
    x = 240,747.41

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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.