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Finding the Fourth Proportional to 184,503.76, 276,860.88 and 72,193.12

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Solution

The fourth proportional to 184,503.76, 276,860.88 and 72,193.12 is: 108,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,503.76 : 276,860.88 = 72,193.12 : x
  2. Step 2: Convert to fraction form
    184,503.76/276,860.88 = 72,193.12/x
  3. Step 3: Cross multiply
    184,503.76x = 276,860.88 × 72,193.12
  4. Step 4: Simplify right side
    184,503.76x = 19,987,450,733.15
  5. Step 5: Solve for x
    x = 19,987,450,733.15/184,503.76
  6. Step 6: Final answer
    x = 108,330.86

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1.5x scale

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.