Home / 80,843.10-111,564.63-46,393.44

Finding the Fourth Proportional to 80,843.10, 111,564.63 and 46,393.44

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Solution

The fourth proportional to 80,843.10, 111,564.63 and 46,393.44 is: 64,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,843.10 : 111,564.63 = 46,393.44 : x
  2. Step 2: Convert to fraction form
    80,843.10/111,564.63 = 46,393.44/x
  3. Step 3: Cross multiply
    80,843.10x = 111,564.63 × 46,393.44
  4. Step 4: Simplify right side
    80,843.10x = 5,175,867,307.69
  5. Step 5: Solve for x
    x = 5,175,867,307.69/80,843.10
  6. Step 6: Final answer
    x = 64,023.62

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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.