Home / 175,049.40-262,638.90-56,724.60

Finding the Fourth Proportional to 175,049.40, 262,638.90 and 56,724.60

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Solution

The fourth proportional to 175,049.40, 262,638.90 and 56,724.60 is: 85,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,049.40 : 262,638.90 = 56,724.60 : x
  2. Step 2: Convert to fraction form
    175,049.40/262,638.90 = 56,724.60/x
  3. Step 3: Cross multiply
    175,049.40x = 262,638.90 × 56,724.60
  4. Step 4: Simplify right side
    175,049.40x = 14,898,086,546.94
  5. Step 5: Solve for x
    x = 14,898,086,546.94/175,049.40
  6. Step 6: Final answer
    x = 85,107.90

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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.