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Finding the Fourth Proportional to 133,881.32, 184,750.08 and 73,450.64

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Solution

The fourth proportional to 133,881.32, 184,750.08 and 73,450.64 is: 101,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,881.32 : 184,750.08 = 73,450.64 : x
  2. Step 2: Convert to fraction form
    133,881.32/184,750.08 = 73,450.64/x
  3. Step 3: Cross multiply
    133,881.32x = 184,750.08 × 73,450.64
  4. Step 4: Simplify right side
    133,881.32x = 13,570,011,616.05
  5. Step 5: Solve for x
    x = 13,570,011,616.05/133,881.32
  6. Step 6: Final answer
    x = 101,358.51

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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.