Home / 112,542.20-168,832.20-33,664.40

Finding the Fourth Proportional to 112,542.20, 168,832.20 and 33,664.40

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Solution

The fourth proportional to 112,542.20, 168,832.20 and 33,664.40 is: 50,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,542.20 : 168,832.20 = 33,664.40 : x
  2. Step 2: Convert to fraction form
    112,542.20/168,832.20 = 33,664.40/x
  3. Step 3: Cross multiply
    112,542.20x = 168,832.20 × 33,664.40
  4. Step 4: Simplify right side
    112,542.20x = 5,683,634,713.68
  5. Step 5: Solve for x
    x = 5,683,634,713.68/112,542.20
  6. Step 6: Final answer
    x = 50,502.25

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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.