Home / 99,795.46-149,739.89-43,628.29

Finding the Fourth Proportional to 99,795.46, 149,739.89 and 43,628.29

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Solution

The fourth proportional to 99,795.46, 149,739.89 and 43,628.29 is: 65,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,795.46 : 149,739.89 = 43,628.29 : x
  2. Step 2: Convert to fraction form
    99,795.46/149,739.89 = 43,628.29/x
  3. Step 3: Cross multiply
    99,795.46x = 149,739.89 × 43,628.29
  4. Step 4: Simplify right side
    99,795.46x = 6,532,895,127.35
  5. Step 5: Solve for x
    x = 6,532,895,127.35/99,795.46
  6. Step 6: Final answer
    x = 65,462.85

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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.