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Finding the Fourth Proportional to 133,480.08, 200,009.36 and 108,398.08

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Solution

The fourth proportional to 133,480.08, 200,009.36 and 108,398.08 is: 162,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,480.08 : 200,009.36 = 108,398.08 : x
  2. Step 2: Convert to fraction form
    133,480.08/200,009.36 = 108,398.08/x
  3. Step 3: Cross multiply
    133,480.08x = 200,009.36 × 108,398.08
  4. Step 4: Simplify right side
    133,480.08x = 21,680,630,606.03
  5. Step 5: Solve for x
    x = 21,680,630,606.03/133,480.08
  6. Step 6: Final answer
    x = 162,425.96

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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.