Home / 439,607.25-659,438.82-124,088.76

Finding the Fourth Proportional to 439,607.25, 659,438.82 and 124,088.76

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Solution

The fourth proportional to 439,607.25, 659,438.82 and 124,088.76 is: 186,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,607.25 : 659,438.82 = 124,088.76 : x
  2. Step 2: Convert to fraction form
    439,607.25/659,438.82 = 124,088.76/x
  3. Step 3: Cross multiply
    439,607.25x = 659,438.82 × 124,088.76
  4. Step 4: Simplify right side
    439,607.25x = 81,828,945,469.66
  5. Step 5: Solve for x
    x = 81,828,945,469.66/439,607.25
  6. Step 6: Final answer
    x = 186,141.03

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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.