Home / 133,790.82-184,534.65-113,615.88

Finding the Fourth Proportional to 133,790.82, 184,534.65 and 113,615.88

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Solution

The fourth proportional to 133,790.82, 184,534.65 and 113,615.88 is: 156,707.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,790.82 : 184,534.65 = 113,615.88 : x
  2. Step 2: Convert to fraction form
    133,790.82/184,534.65 = 113,615.88/x
  3. Step 3: Cross multiply
    133,790.82x = 184,534.65 × 113,615.88
  4. Step 4: Simplify right side
    133,790.82x = 20,966,066,650.24
  5. Step 5: Solve for x
    x = 20,966,066,650.24/133,790.82
  6. Step 6: Final answer
    x = 156,707.81

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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.