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Finding the Fourth Proportional to 175,287.64, 263,164.96 and 118,552.08

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Solution

The fourth proportional to 175,287.64, 263,164.96 and 118,552.08 is: 177,986.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,287.64 : 263,164.96 = 118,552.08 : x
  2. Step 2: Convert to fraction form
    175,287.64/263,164.96 = 118,552.08/x
  3. Step 3: Cross multiply
    175,287.64x = 263,164.96 × 118,552.08
  4. Step 4: Simplify right side
    175,287.64x = 31,198,753,391.12
  5. Step 5: Solve for x
    x = 31,198,753,391.12/175,287.64
  6. Step 6: Final answer
    x = 177,986.04

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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.