Home / 80,429.14-110,997.20-46,443.77

Finding the Fourth Proportional to 80,429.14, 110,997.20 and 46,443.77

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Solution

The fourth proportional to 80,429.14, 110,997.20 and 46,443.77 is: 64,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,429.14 : 110,997.20 = 46,443.77 : x
  2. Step 2: Convert to fraction form
    80,429.14/110,997.20 = 46,443.77/x
  3. Step 3: Cross multiply
    80,429.14x = 110,997.20 × 46,443.77
  4. Step 4: Simplify right side
    80,429.14x = 5,155,128,427.44
  5. Step 5: Solve for x
    x = 5,155,128,427.44/80,429.14
  6. Step 6: Final answer
    x = 64,095.28

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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.