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Finding the Fourth Proportional to 110,550.40, 165,785.10 and 35,690.20

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Solution

The fourth proportional to 110,550.40, 165,785.10 and 35,690.20 is: 53,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,550.40 : 165,785.10 = 35,690.20 : x
  2. Step 2: Convert to fraction form
    110,550.40/165,785.10 = 35,690.20/x
  3. Step 3: Cross multiply
    110,550.40x = 165,785.10 × 35,690.20
  4. Step 4: Simplify right side
    110,550.40x = 5,916,903,376.02
  5. Step 5: Solve for x
    x = 5,916,903,376.02/110,550.40
  6. Step 6: Final answer
    x = 53,522.22

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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.