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Finding the Fourth Proportional to 161,458.64, 222,845.64 and 94,412.24

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Solution

The fourth proportional to 161,458.64, 222,845.64 and 94,412.24 is: 130,308.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,458.64 : 222,845.64 = 94,412.24 : x
  2. Step 2: Convert to fraction form
    161,458.64/222,845.64 = 94,412.24/x
  3. Step 3: Cross multiply
    161,458.64x = 222,845.64 × 94,412.24
  4. Step 4: Simplify right side
    161,458.64x = 21,039,356,046.63
  5. Step 5: Solve for x
    x = 21,039,356,046.63/161,458.64
  6. Step 6: Final answer
    x = 130,308.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.