Home / 184,136.04-276,239.70-71,811.72

Finding the Fourth Proportional to 184,136.04, 276,239.70 and 71,811.72

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Solution

The fourth proportional to 184,136.04, 276,239.70 and 71,811.72 is: 107,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,136.04 : 276,239.70 = 71,811.72 : x
  2. Step 2: Convert to fraction form
    184,136.04/276,239.70 = 71,811.72/x
  3. Step 3: Cross multiply
    184,136.04x = 276,239.70 × 71,811.72
  4. Step 4: Simplify right side
    184,136.04x = 19,837,247,989.28
  5. Step 5: Solve for x
    x = 19,837,247,989.28/184,136.04
  6. Step 6: Final answer
    x = 107,731.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.