Home / 99,736.35-149,450.76-49,077.24

Finding the Fourth Proportional to 99,736.35, 149,450.76 and 49,077.24

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Solution

The fourth proportional to 99,736.35, 149,450.76 and 49,077.24 is: 73,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,736.35 : 149,450.76 = 49,077.24 : x
  2. Step 2: Convert to fraction form
    99,736.35/149,450.76 = 49,077.24/x
  3. Step 3: Cross multiply
    99,736.35x = 149,450.76 × 49,077.24
  4. Step 4: Simplify right side
    99,736.35x = 7,334,630,816.70
  5. Step 5: Solve for x
    x = 7,334,630,816.70/99,736.35
  6. Step 6: Final answer
    x = 73,540.20

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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.