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Finding the Fourth Proportional to 133,757.52, 184,588.80 and 75,609.57

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Solution

The fourth proportional to 133,757.52, 184,588.80 and 75,609.57 is: 104,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,757.52 : 184,588.80 = 75,609.57 : x
  2. Step 2: Convert to fraction form
    133,757.52/184,588.80 = 75,609.57/x
  3. Step 3: Cross multiply
    133,757.52x = 184,588.80 × 75,609.57
  4. Step 4: Simplify right side
    133,757.52x = 13,956,679,794.82
  5. Step 5: Solve for x
    x = 13,956,679,794.82/133,757.52
  6. Step 6: Final answer
    x = 104,343.14

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1.5x scale

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.