Home / 133,720.32-184,536.06-73,290.48

Finding the Fourth Proportional to 133,720.32, 184,536.06 and 73,290.48

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Solution

The fourth proportional to 133,720.32, 184,536.06 and 73,290.48 is: 101,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,720.32 : 184,536.06 = 73,290.48 : x
  2. Step 2: Convert to fraction form
    133,720.32/184,536.06 = 73,290.48/x
  3. Step 3: Cross multiply
    133,720.32x = 184,536.06 × 73,290.48
  4. Step 4: Simplify right side
    133,720.32x = 13,524,736,414.71
  5. Step 5: Solve for x
    x = 13,524,736,414.71/133,720.32
  6. Step 6: Final answer
    x = 101,141.97

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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.