Home / 80,904.30-111,648.46-45,096.60

Finding the Fourth Proportional to 80,904.30, 111,648.46 and 45,096.60

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Solution

The fourth proportional to 80,904.30, 111,648.46 and 45,096.60 is: 62,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,904.30 : 111,648.46 = 45,096.60 : x
  2. Step 2: Convert to fraction form
    80,904.30/111,648.46 = 45,096.60/x
  3. Step 3: Cross multiply
    80,904.30x = 111,648.46 × 45,096.60
  4. Step 4: Simplify right side
    80,904.30x = 5,034,965,941.24
  5. Step 5: Solve for x
    x = 5,034,965,941.24/80,904.30
  6. Step 6: Final answer
    x = 62,233.60

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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.