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Finding the Fourth Proportional to 133,480.64, 184,200.81 and 73,050.05

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Solution

The fourth proportional to 133,480.64, 184,200.81 and 73,050.05 is: 100,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,480.64 : 184,200.81 = 73,050.05 : x
  2. Step 2: Convert to fraction form
    133,480.64/184,200.81 = 73,050.05/x
  3. Step 3: Cross multiply
    133,480.64x = 184,200.81 × 73,050.05
  4. Step 4: Simplify right side
    133,480.64x = 13,455,878,380.54
  5. Step 5: Solve for x
    x = 13,455,878,380.54/133,480.64
  6. Step 6: Final answer
    x = 100,807.72

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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.