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Finding the Fourth Proportional to 169,360.89, 254,041.79 and 57,119.96

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Solution

The fourth proportional to 169,360.89, 254,041.79 and 57,119.96 is: 85,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,360.89 : 254,041.79 = 57,119.96 : x
  2. Step 2: Convert to fraction form
    169,360.89/254,041.79 = 57,119.96/x
  3. Step 3: Cross multiply
    169,360.89x = 254,041.79 × 57,119.96
  4. Step 4: Simplify right side
    169,360.89x = 14,510,856,883.13
  5. Step 5: Solve for x
    x = 14,510,856,883.13/169,360.89
  6. Step 6: Final answer
    x = 85,680.09

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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.