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Finding the Fourth Proportional to 111,455.68, 167,143.84 and 32,549.44

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Solution

The fourth proportional to 111,455.68, 167,143.84 and 32,549.44 is: 48,812.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,455.68 : 167,143.84 = 32,549.44 : x
  2. Step 2: Convert to fraction form
    111,455.68/167,143.84 = 32,549.44/x
  3. Step 3: Cross multiply
    111,455.68x = 167,143.84 × 32,549.44
  4. Step 4: Simplify right side
    111,455.68x = 5,440,438,391.45
  5. Step 5: Solve for x
    x = 5,440,438,391.45/111,455.68
  6. Step 6: Final answer
    x = 48,812.57

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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.