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Finding the Fourth Proportional to 111,554.64, 167,319.81 and 32,669.55

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Solution

The fourth proportional to 111,554.64, 167,319.81 and 32,669.55 is: 49,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,554.64 : 167,319.81 = 32,669.55 : x
  2. Step 2: Convert to fraction form
    111,554.64/167,319.81 = 32,669.55/x
  3. Step 3: Cross multiply
    111,554.64x = 167,319.81 × 32,669.55
  4. Step 4: Simplify right side
    111,554.64x = 5,466,262,898.79
  5. Step 5: Solve for x
    x = 5,466,262,898.79/111,554.64
  6. Step 6: Final answer
    x = 49,000.77

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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.