Home / 451,811.54-677,722.18-136,271.18

Finding the Fourth Proportional to 451,811.54, 677,722.18 and 136,271.18

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Solution

The fourth proportional to 451,811.54, 677,722.18 and 136,271.18 is: 204,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,811.54 : 677,722.18 = 136,271.18 : x
  2. Step 2: Convert to fraction form
    451,811.54/677,722.18 = 136,271.18/x
  3. Step 3: Cross multiply
    451,811.54x = 677,722.18 × 136,271.18
  4. Step 4: Simplify right side
    451,811.54x = 92,354,001,180.77
  5. Step 5: Solve for x
    x = 92,354,001,180.77/451,811.54
  6. Step 6: Final answer
    x = 204,408.24

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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.