Home / 133,703.04-184,507.68-73,272

Finding the Fourth Proportional to 133,703.04, 184,507.68 and 73,272

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Solution

The fourth proportional to 133,703.04, 184,507.68 and 73,272 is: 101,113.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,703.04 : 184,507.68 = 73,272 : x
  2. Step 2: Convert to fraction form
    133,703.04/184,507.68 = 73,272/x
  3. Step 3: Cross multiply
    133,703.04x = 184,507.68 × 73,272
  4. Step 4: Simplify right side
    133,703.04x = 13,519,246,728.96
  5. Step 5: Solve for x
    x = 13,519,246,728.96/133,703.04
  6. Step 6: Final answer
    x = 101,113.98

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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.