Home / 133,731.81-184,550.13-73,301.22

Finding the Fourth Proportional to 133,731.81, 184,550.13 and 73,301.22

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Solution

The fourth proportional to 133,731.81, 184,550.13 and 73,301.22 is: 101,155.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,731.81 : 184,550.13 = 73,301.22 : x
  2. Step 2: Convert to fraction form
    133,731.81/184,550.13 = 73,301.22/x
  3. Step 3: Cross multiply
    133,731.81x = 184,550.13 × 73,301.22
  4. Step 4: Simplify right side
    133,731.81x = 13,527,749,680.16
  5. Step 5: Solve for x
    x = 13,527,749,680.16/133,731.81
  6. Step 6: Final answer
    x = 101,155.81

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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.