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Finding the Fourth Proportional to 184,495.83, 276,813.45 and 72,256.25

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Solution

The fourth proportional to 184,495.83, 276,813.45 and 72,256.25 is: 108,411.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,495.83 : 276,813.45 = 72,256.25 : x
  2. Step 2: Convert to fraction form
    184,495.83/276,813.45 = 72,256.25/x
  3. Step 3: Cross multiply
    184,495.83x = 276,813.45 × 72,256.25
  4. Step 4: Simplify right side
    184,495.83x = 20,001,502,538.60
  5. Step 5: Solve for x
    x = 20,001,502,538.60/184,495.83
  6. Step 6: Final answer
    x = 108,411.68

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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.