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Finding the Fourth Proportional to 184,993.53, 277,377.91 and 72,539.01

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Solution

The fourth proportional to 184,993.53, 277,377.91 and 72,539.01 is: 108,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,993.53 : 277,377.91 = 72,539.01 : x
  2. Step 2: Convert to fraction form
    184,993.53/277,377.91 = 72,539.01/x
  3. Step 3: Cross multiply
    184,993.53x = 277,377.91 × 72,539.01
  4. Step 4: Simplify right side
    184,993.53x = 20,120,718,987.27
  5. Step 5: Solve for x
    x = 20,120,718,987.27/184,993.53
  6. Step 6: Final answer
    x = 108,764.45

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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.