Home / 110,320.32-165,450.96-47,976

Finding the Fourth Proportional to 110,320.32, 165,450.96 and 47,976

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Solution

The fourth proportional to 110,320.32, 165,450.96 and 47,976 is: 71,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,320.32 : 165,450.96 = 47,976 : x
  2. Step 2: Convert to fraction form
    110,320.32/165,450.96 = 47,976/x
  3. Step 3: Cross multiply
    110,320.32x = 165,450.96 × 47,976
  4. Step 4: Simplify right side
    110,320.32x = 7,937,675,256.96
  5. Step 5: Solve for x
    x = 7,937,675,256.96/110,320.32
  6. Step 6: Final answer
    x = 71,951.16

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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.