Home / 161,052.64-222,266.68-89,446.64

Finding the Fourth Proportional to 161,052.64, 222,266.68 and 89,446.64

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Solution

The fourth proportional to 161,052.64, 222,266.68 and 89,446.64 is: 123,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,052.64 : 222,266.68 = 89,446.64 : x
  2. Step 2: Convert to fraction form
    161,052.64/222,266.68 = 89,446.64/x
  3. Step 3: Cross multiply
    161,052.64x = 222,266.68 × 89,446.64
  4. Step 4: Simplify right side
    161,052.64x = 19,881,007,709.96
  5. Step 5: Solve for x
    x = 19,881,007,709.96/161,052.64
  6. Step 6: Final answer
    x = 123,444.16

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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.