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Finding the Fourth Proportional to 110,158.80, 165,238.92 and 35,290.32

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Solution

The fourth proportional to 110,158.80, 165,238.92 and 35,290.32 is: 52,935.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,158.80 : 165,238.92 = 35,290.32 : x
  2. Step 2: Convert to fraction form
    110,158.80/165,238.92 = 35,290.32/x
  3. Step 3: Cross multiply
    110,158.80x = 165,238.92 × 35,290.32
  4. Step 4: Simplify right side
    110,158.80x = 5,831,334,363.25
  5. Step 5: Solve for x
    x = 5,831,334,363.25/110,158.80
  6. Step 6: Final answer
    x = 52,935.71

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1.5x scale

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.