Home / 219,898.55-303,457.94-124,405.24

Finding the Fourth Proportional to 219,898.55, 303,457.94 and 124,405.24

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Solution

The fourth proportional to 219,898.55, 303,457.94 and 124,405.24 is: 171,678.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,898.55 : 303,457.94 = 124,405.24 : x
  2. Step 2: Convert to fraction form
    219,898.55/303,457.94 = 124,405.24/x
  3. Step 3: Cross multiply
    219,898.55x = 303,457.94 × 124,405.24
  4. Step 4: Simplify right side
    219,898.55x = 37,751,759,063.69
  5. Step 5: Solve for x
    x = 37,751,759,063.69/219,898.55
  6. Step 6: Final answer
    x = 171,678.07

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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.