Home / 133,345.96-184,027.08-79,633.24

Finding the Fourth Proportional to 133,345.96, 184,027.08 and 79,633.24

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Solution

The fourth proportional to 133,345.96, 184,027.08 and 79,633.24 is: 109,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,345.96 : 184,027.08 = 79,633.24 : x
  2. Step 2: Convert to fraction form
    133,345.96/184,027.08 = 79,633.24/x
  3. Step 3: Cross multiply
    133,345.96x = 184,027.08 × 79,633.24
  4. Step 4: Simplify right side
    133,345.96x = 14,654,672,628.14
  5. Step 5: Solve for x
    x = 14,654,672,628.14/133,345.96
  6. Step 6: Final answer
    x = 109,899.64

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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.