Home / 451,725.08-677,601.29-114,765.80

Finding the Fourth Proportional to 451,725.08, 677,601.29 and 114,765.80

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Solution

The fourth proportional to 451,725.08, 677,601.29 and 114,765.80 is: 172,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,725.08 : 677,601.29 = 114,765.80 : x
  2. Step 2: Convert to fraction form
    451,725.08/677,601.29 = 114,765.80/x
  3. Step 3: Cross multiply
    451,725.08x = 677,601.29 × 114,765.80
  4. Step 4: Simplify right side
    451,725.08x = 77,765,454,127.88
  5. Step 5: Solve for x
    x = 77,765,454,127.88/451,725.08
  6. Step 6: Final answer
    x = 172,152.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.