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Finding the Fourth Proportional to 114,164.64, 171,204.84 and 39,263.94

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Solution

The fourth proportional to 114,164.64, 171,204.84 and 39,263.94 is: 58,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,164.64 : 171,204.84 = 39,263.94 : x
  2. Step 2: Convert to fraction form
    114,164.64/171,204.84 = 39,263.94/x
  3. Step 3: Cross multiply
    114,164.64x = 171,204.84 × 39,263.94
  4. Step 4: Simplify right side
    114,164.64x = 6,722,176,565.47
  5. Step 5: Solve for x
    x = 6,722,176,565.47/114,164.64
  6. Step 6: Final answer
    x = 58,881.42

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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.