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Finding the Fourth Proportional to 119,274.75, 164,600.24 and 64,827.42

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Solution

The fourth proportional to 119,274.75, 164,600.24 and 64,827.42 is: 89,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,274.75 : 164,600.24 = 64,827.42 : x
  2. Step 2: Convert to fraction form
    119,274.75/164,600.24 = 64,827.42/x
  3. Step 3: Cross multiply
    119,274.75x = 164,600.24 × 64,827.42
  4. Step 4: Simplify right side
    119,274.75x = 10,670,609,164.32
  5. Step 5: Solve for x
    x = 10,670,609,164.32/119,274.75
  6. Step 6: Final answer
    x = 89,462.43

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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.