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Finding the Fourth Proportional to 133,834.32, 184,696.53 and 73,407.51

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Solution

The fourth proportional to 133,834.32, 184,696.53 and 73,407.51 is: 101,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,834.32 : 184,696.53 = 73,407.51 : x
  2. Step 2: Convert to fraction form
    133,834.32/184,696.53 = 73,407.51/x
  3. Step 3: Cross multiply
    133,834.32x = 184,696.53 × 73,407.51
  4. Step 4: Simplify right side
    133,834.32x = 13,558,112,372.94
  5. Step 5: Solve for x
    x = 13,558,112,372.94/133,834.32
  6. Step 6: Final answer
    x = 101,305.20

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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.