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Finding the Fourth Proportional to 224,525.76, 309,885.48 and 133,887.72

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Solution

The fourth proportional to 224,525.76, 309,885.48 and 133,887.72 is: 184,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,525.76 : 309,885.48 = 133,887.72 : x
  2. Step 2: Convert to fraction form
    224,525.76/309,885.48 = 133,887.72/x
  3. Step 3: Cross multiply
    224,525.76x = 309,885.48 × 133,887.72
  4. Step 4: Simplify right side
    224,525.76x = 41,489,860,378.31
  5. Step 5: Solve for x
    x = 41,489,860,378.31/224,525.76
  6. Step 6: Final answer
    x = 184,788.87

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1.5x scale

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.