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Finding the Fourth Proportional to 234,912.58, 324,179.58 and 127,482.62

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Solution

The fourth proportional to 234,912.58, 324,179.58 and 127,482.62 is: 175,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,912.58 : 324,179.58 = 127,482.62 : x
  2. Step 2: Convert to fraction form
    234,912.58/324,179.58 = 127,482.62/x
  3. Step 3: Cross multiply
    234,912.58x = 324,179.58 × 127,482.62
  4. Step 4: Simplify right side
    234,912.58x = 41,327,262,208.90
  5. Step 5: Solve for x
    x = 41,327,262,208.90/234,912.58
  6. Step 6: Final answer
    x = 175,926.13

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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.