Home / 80,428.14-110,995.82-46,442.77

Finding the Fourth Proportional to 80,428.14, 110,995.82 and 46,442.77

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Solution

The fourth proportional to 80,428.14, 110,995.82 and 46,442.77 is: 64,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,428.14 : 110,995.82 = 46,442.77 : x
  2. Step 2: Convert to fraction form
    80,428.14/110,995.82 = 46,442.77/x
  3. Step 3: Cross multiply
    80,428.14x = 110,995.82 × 46,442.77
  4. Step 4: Simplify right side
    80,428.14x = 5,154,953,003.68
  5. Step 5: Solve for x
    x = 5,154,953,003.68/80,428.14
  6. Step 6: Final answer
    x = 64,093.90

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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.