Home / 110,411.34-165,619.73-40,290.63

Finding the Fourth Proportional to 110,411.34, 165,619.73 and 40,290.63

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Solution

The fourth proportional to 110,411.34, 165,619.73 and 40,290.63 is: 60,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,411.34 : 165,619.73 = 40,290.63 : x
  2. Step 2: Convert to fraction form
    110,411.34/165,619.73 = 40,290.63/x
  3. Step 3: Cross multiply
    110,411.34x = 165,619.73 × 40,290.63
  4. Step 4: Simplify right side
    110,411.34x = 6,672,923,262.13
  5. Step 5: Solve for x
    x = 6,672,923,262.13/110,411.34
  6. Step 6: Final answer
    x = 60,436.94

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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.