Home / 173,815.40-260,723.10-136,490.60

Finding the Fourth Proportional to 173,815.40, 260,723.10 and 136,490.60

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Solution

The fourth proportional to 173,815.40, 260,723.10 and 136,490.60 is: 204,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815.40 : 260,723.10 = 136,490.60 : x
  2. Step 2: Convert to fraction form
    173,815.40/260,723.10 = 136,490.60/x
  3. Step 3: Cross multiply
    173,815.40x = 260,723.10 × 136,490.60
  4. Step 4: Simplify right side
    173,815.40x = 35,586,252,352.86
  5. Step 5: Solve for x
    x = 35,586,252,352.86/173,815.40
  6. Step 6: Final answer
    x = 204,735.90

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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.