Home / 281,887.32-422,001.54-188,160.60

Finding the Fourth Proportional to 281,887.32, 422,001.54 and 188,160.60

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Solution

The fourth proportional to 281,887.32, 422,001.54 and 188,160.60 is: 281,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,887.32 : 422,001.54 = 188,160.60 : x
  2. Step 2: Convert to fraction form
    281,887.32/422,001.54 = 188,160.60/x
  3. Step 3: Cross multiply
    281,887.32x = 422,001.54 × 188,160.60
  4. Step 4: Simplify right side
    281,887.32x = 79,404,062,967.32
  5. Step 5: Solve for x
    x = 79,404,062,967.32/281,887.32
  6. Step 6: Final answer
    x = 281,687.25

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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.