Home / 294,705.26-442,057.88-107,716.76

Finding the Fourth Proportional to 294,705.26, 442,057.88 and 107,716.76

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Solution

The fourth proportional to 294,705.26, 442,057.88 and 107,716.76 is: 161,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,705.26 : 442,057.88 = 107,716.76 : x
  2. Step 2: Convert to fraction form
    294,705.26/442,057.88 = 107,716.76/x
  3. Step 3: Cross multiply
    294,705.26x = 442,057.88 × 107,716.76
  4. Step 4: Simplify right side
    294,705.26x = 47,617,042,566.07
  5. Step 5: Solve for x
    x = 47,617,042,566.07/294,705.26
  6. Step 6: Final answer
    x = 161,575.14

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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.