Home / 72,206.53-99,675.34-43,922.05

Finding the Fourth Proportional to 72,206.53, 99,675.34 and 43,922.05

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Solution

The fourth proportional to 72,206.53, 99,675.34 and 43,922.05 is: 60,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,206.53 : 99,675.34 = 43,922.05 : x
  2. Step 2: Convert to fraction form
    72,206.53/99,675.34 = 43,922.05/x
  3. Step 3: Cross multiply
    72,206.53x = 99,675.34 × 43,922.05
  4. Step 4: Simplify right side
    72,206.53x = 4,377,945,626.24
  5. Step 5: Solve for x
    x = 4,377,945,626.24/72,206.53
  6. Step 6: Final answer
    x = 60,630.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.