Home / 133,721.84-184,538.32-73,298.28

Finding the Fourth Proportional to 133,721.84, 184,538.32 and 73,298.28

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Solution

The fourth proportional to 133,721.84, 184,538.32 and 73,298.28 is: 101,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,721.84 : 184,538.32 = 73,298.28 : x
  2. Step 2: Convert to fraction form
    133,721.84/184,538.32 = 73,298.28/x
  3. Step 3: Cross multiply
    133,721.84x = 184,538.32 × 73,298.28
  4. Step 4: Simplify right side
    133,721.84x = 13,526,341,450.09
  5. Step 5: Solve for x
    x = 13,526,341,450.09/133,721.84
  6. Step 6: Final answer
    x = 101,152.82

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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.