Home / 133,708.74-184,520.43-73,275.36

Finding the Fourth Proportional to 133,708.74, 184,520.43 and 73,275.36

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Solution

The fourth proportional to 133,708.74, 184,520.43 and 73,275.36 is: 101,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,708.74 : 184,520.43 = 73,275.36 : x
  2. Step 2: Convert to fraction form
    133,708.74/184,520.43 = 73,275.36/x
  3. Step 3: Cross multiply
    133,708.74x = 184,520.43 × 73,275.36
  4. Step 4: Simplify right side
    133,708.74x = 13,520,800,935.60
  5. Step 5: Solve for x
    x = 13,520,800,935.60/133,708.74
  6. Step 6: Final answer
    x = 101,121.29

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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.