Home / 110,628.17-165,963.62-47,439.46

Finding the Fourth Proportional to 110,628.17, 165,963.62 and 47,439.46

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Solution

The fourth proportional to 110,628.17, 165,963.62 and 47,439.46 is: 71,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,628.17 : 165,963.62 = 47,439.46 : x
  2. Step 2: Convert to fraction form
    110,628.17/165,963.62 = 47,439.46/x
  3. Step 3: Cross multiply
    110,628.17x = 165,963.62 × 47,439.46
  4. Step 4: Simplify right side
    110,628.17x = 7,873,224,512.45
  5. Step 5: Solve for x
    x = 7,873,224,512.45/110,628.17
  6. Step 6: Final answer
    x = 71,168.35

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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.