Home / 126,457.68-189,699.30-41,064.96

Finding the Fourth Proportional to 126,457.68, 189,699.30 and 41,064.96

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Solution

The fourth proportional to 126,457.68, 189,699.30 and 41,064.96 is: 61,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,457.68 : 189,699.30 = 41,064.96 : x
  2. Step 2: Convert to fraction form
    126,457.68/189,699.30 = 41,064.96/x
  3. Step 3: Cross multiply
    126,457.68x = 189,699.30 × 41,064.96
  4. Step 4: Simplify right side
    126,457.68x = 7,789,994,166.53
  5. Step 5: Solve for x
    x = 7,789,994,166.53/126,457.68
  6. Step 6: Final answer
    x = 61,601.59

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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.