Home / 294,733.12-442,166.10-107,743

Finding the Fourth Proportional to 294,733.12, 442,166.10 and 107,743

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Solution

The fourth proportional to 294,733.12, 442,166.10 and 107,743 is: 161,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,733.12 : 442,166.10 = 107,743 : x
  2. Step 2: Convert to fraction form
    294,733.12/442,166.10 = 107,743/x
  3. Step 3: Cross multiply
    294,733.12x = 442,166.10 × 107,743
  4. Step 4: Simplify right side
    294,733.12x = 47,640,302,112.30
  5. Step 5: Solve for x
    x = 47,640,302,112.30/294,733.12
  6. Step 6: Final answer
    x = 161,638.78

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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.