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Finding the Fourth Proportional to 111,254.94, 166,918.05 and 32,373.90

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Solution

The fourth proportional to 111,254.94, 166,918.05 and 32,373.90 is: 48,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,254.94 : 166,918.05 = 32,373.90 : x
  2. Step 2: Convert to fraction form
    111,254.94/166,918.05 = 32,373.90/x
  3. Step 3: Cross multiply
    111,254.94x = 166,918.05 × 32,373.90
  4. Step 4: Simplify right side
    111,254.94x = 5,403,788,258.90
  5. Step 5: Solve for x
    x = 5,403,788,258.90/111,254.94
  6. Step 6: Final answer
    x = 48,571.22

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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.