Home / 144,829.64-217,313.58-51,379.40

Finding the Fourth Proportional to 144,829.64, 217,313.58 and 51,379.40

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Solution

The fourth proportional to 144,829.64, 217,313.58 and 51,379.40 is: 77,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,829.64 : 217,313.58 = 51,379.40 : x
  2. Step 2: Convert to fraction form
    144,829.64/217,313.58 = 51,379.40/x
  3. Step 3: Cross multiply
    144,829.64x = 217,313.58 × 51,379.40
  4. Step 4: Simplify right side
    144,829.64x = 11,165,441,352.25
  5. Step 5: Solve for x
    x = 11,165,441,352.25/144,829.64
  6. Step 6: Final answer
    x = 77,093.62

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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.