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Finding the Fourth Proportional to 80,771.91, 111,475.70 and 46,330.08

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Solution

The fourth proportional to 80,771.91, 111,475.70 and 46,330.08 is: 63,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,771.91 : 111,475.70 = 46,330.08 : x
  2. Step 2: Convert to fraction form
    80,771.91/111,475.70 = 46,330.08/x
  3. Step 3: Cross multiply
    80,771.91x = 111,475.70 × 46,330.08
  4. Step 4: Simplify right side
    80,771.91x = 5,164,678,099.06
  5. Step 5: Solve for x
    x = 5,164,678,099.06/80,771.91
  6. Step 6: Final answer
    x = 63,941.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.