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Finding the Fourth Proportional to 114,112.65, 171,187.43 and 35,208.42

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Solution

The fourth proportional to 114,112.65, 171,187.43 and 35,208.42 is: 52,818.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,112.65 : 171,187.43 = 35,208.42 : x
  2. Step 2: Convert to fraction form
    114,112.65/171,187.43 = 35,208.42/x
  3. Step 3: Cross multiply
    114,112.65x = 171,187.43 × 35,208.42
  4. Step 4: Simplify right side
    114,112.65x = 6,027,239,079.09
  5. Step 5: Solve for x
    x = 6,027,239,079.09/114,112.65
  6. Step 6: Final answer
    x = 52,818.33

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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.