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Finding the Fourth Proportional to 164,493.55, 246,722.10 and 134,859.70

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Solution

The fourth proportional to 164,493.55, 246,722.10 and 134,859.70 is: 202,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,493.55 : 246,722.10 = 134,859.70 : x
  2. Step 2: Convert to fraction form
    164,493.55/246,722.10 = 134,859.70/x
  3. Step 3: Cross multiply
    164,493.55x = 246,722.10 × 134,859.70
  4. Step 4: Simplify right side
    164,493.55x = 33,272,868,389.37
  5. Step 5: Solve for x
    x = 33,272,868,389.37/164,493.55
  6. Step 6: Final answer
    x = 202,274.61

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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.