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Finding the Fourth Proportional to 110,169.80, 165,258.62 and 35,280.21

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Solution

The fourth proportional to 110,169.80, 165,258.62 and 35,280.21 is: 52,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,169.80 : 165,258.62 = 35,280.21 : x
  2. Step 2: Convert to fraction form
    110,169.80/165,258.62 = 35,280.21/x
  3. Step 3: Cross multiply
    110,169.80x = 165,258.62 × 35,280.21
  4. Step 4: Simplify right side
    110,169.80x = 5,830,358,641.51
  5. Step 5: Solve for x
    x = 5,830,358,641.51/110,169.80
  6. Step 6: Final answer
    x = 52,921.57

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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.