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Finding the Fourth Proportional to 161,097.73, 222,308.69 and 89,482.32

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Solution

The fourth proportional to 161,097.73, 222,308.69 and 89,482.32 is: 123,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,097.73 : 222,308.69 = 89,482.32 : x
  2. Step 2: Convert to fraction form
    161,097.73/222,308.69 = 89,482.32/x
  3. Step 3: Cross multiply
    161,097.73x = 222,308.69 × 89,482.32
  4. Step 4: Simplify right side
    161,097.73x = 19,892,696,889.95
  5. Step 5: Solve for x
    x = 19,892,696,889.95/161,097.73
  6. Step 6: Final answer
    x = 123,482.17

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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.