Home / 133,529.11-184,395.08-85,865.27

Finding the Fourth Proportional to 133,529.11, 184,395.08 and 85,865.27

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Solution

The fourth proportional to 133,529.11, 184,395.08 and 85,865.27 is: 118,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,529.11 : 184,395.08 = 85,865.27 : x
  2. Step 2: Convert to fraction form
    133,529.11/184,395.08 = 85,865.27/x
  3. Step 3: Cross multiply
    133,529.11x = 184,395.08 × 85,865.27
  4. Step 4: Simplify right side
    133,529.11x = 15,833,132,623.56
  5. Step 5: Solve for x
    x = 15,833,132,623.56/133,529.11
  6. Step 6: Final answer
    x = 118,574.39

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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.