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Finding the Fourth Proportional to 110,182.98, 165,275.55 and 43,639.32

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Solution

The fourth proportional to 110,182.98, 165,275.55 and 43,639.32 is: 65,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,182.98 : 165,275.55 = 43,639.32 : x
  2. Step 2: Convert to fraction form
    110,182.98/165,275.55 = 43,639.32/x
  3. Step 3: Cross multiply
    110,182.98x = 165,275.55 × 43,639.32
  4. Step 4: Simplify right side
    110,182.98x = 7,212,512,614.63
  5. Step 5: Solve for x
    x = 7,212,512,614.63/110,182.98
  6. Step 6: Final answer
    x = 65,459.41

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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.