Home / 115,478.01-173,310.32-48,964.85

Finding the Fourth Proportional to 115,478.01, 173,310.32 and 48,964.85

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Solution

The fourth proportional to 115,478.01, 173,310.32 and 48,964.85 is: 73,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,478.01 : 173,310.32 = 48,964.85 : x
  2. Step 2: Convert to fraction form
    115,478.01/173,310.32 = 48,964.85/x
  3. Step 3: Cross multiply
    115,478.01x = 173,310.32 × 48,964.85
  4. Step 4: Simplify right side
    115,478.01x = 8,486,112,710.88
  5. Step 5: Solve for x
    x = 8,486,112,710.88/115,478.01
  6. Step 6: Final answer
    x = 73,486.83

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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.