Home / 80,508.63-111,105.38-44,698.64

Finding the Fourth Proportional to 80,508.63, 111,105.38 and 44,698.64

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Solution

The fourth proportional to 80,508.63, 111,105.38 and 44,698.64 is: 61,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,508.63 : 111,105.38 = 44,698.64 : x
  2. Step 2: Convert to fraction form
    80,508.63/111,105.38 = 44,698.64/x
  3. Step 3: Cross multiply
    80,508.63x = 111,105.38 × 44,698.64
  4. Step 4: Simplify right side
    80,508.63x = 4,966,259,312.44
  5. Step 5: Solve for x
    x = 4,966,259,312.44/80,508.63
  6. Step 6: Final answer
    x = 61,686.05

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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.