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Finding the Fourth Proportional to 243,872.19, 365,334.84 and 179,713.77

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Solution

The fourth proportional to 243,872.19, 365,334.84 and 179,713.77 is: 269,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,872.19 : 365,334.84 = 179,713.77 : x
  2. Step 2: Convert to fraction form
    243,872.19/365,334.84 = 179,713.77/x
  3. Step 3: Cross multiply
    243,872.19x = 365,334.84 × 179,713.77
  4. Step 4: Simplify right side
    243,872.19x = 65,655,701,408.75
  5. Step 5: Solve for x
    x = 65,655,701,408.75/243,872.19
  6. Step 6: Final answer
    x = 269,221.76

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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.