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Finding the Fourth Proportional to 133,695.54, 184,482.32 and 79,960.96

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Solution

The fourth proportional to 133,695.54, 184,482.32 and 79,960.96 is: 110,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,695.54 : 184,482.32 = 79,960.96 : x
  2. Step 2: Convert to fraction form
    133,695.54/184,482.32 = 79,960.96/x
  3. Step 3: Cross multiply
    133,695.54x = 184,482.32 × 79,960.96
  4. Step 4: Simplify right side
    133,695.54x = 14,751,383,410.23
  5. Step 5: Solve for x
    x = 14,751,383,410.23/133,695.54
  6. Step 6: Final answer
    x = 110,335.64

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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.