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Finding the Fourth Proportional to 111,507.57, 167,294.16 and 44,913.42

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Solution

The fourth proportional to 111,507.57, 167,294.16 and 44,913.42 is: 67,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,507.57 : 167,294.16 = 44,913.42 : x
  2. Step 2: Convert to fraction form
    111,507.57/167,294.16 = 44,913.42/x
  3. Step 3: Cross multiply
    111,507.57x = 167,294.16 × 44,913.42
  4. Step 4: Simplify right side
    111,507.57x = 7,513,752,871.63
  5. Step 5: Solve for x
    x = 7,513,752,871.63/111,507.57
  6. Step 6: Final answer
    x = 67,383.34

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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.