Home / 80,476.13-111,059.96-48,626.58

Finding the Fourth Proportional to 80,476.13, 111,059.96 and 48,626.58

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Solution

The fourth proportional to 80,476.13, 111,059.96 and 48,626.58 is: 67,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,476.13 : 111,059.96 = 48,626.58 : x
  2. Step 2: Convert to fraction form
    80,476.13/111,059.96 = 48,626.58/x
  3. Step 3: Cross multiply
    80,476.13x = 111,059.96 × 48,626.58
  4. Step 4: Simplify right side
    80,476.13x = 5,400,465,851.89
  5. Step 5: Solve for x
    x = 5,400,465,851.89/80,476.13
  6. Step 6: Final answer
    x = 67,106.43

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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.