Home / 212,903.21-319,091.83-182,705.18

Finding the Fourth Proportional to 212,903.21, 319,091.83 and 182,705.18

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Solution

The fourth proportional to 212,903.21, 319,091.83 and 182,705.18 is: 273,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,903.21 : 319,091.83 = 182,705.18 : x
  2. Step 2: Convert to fraction form
    212,903.21/319,091.83 = 182,705.18/x
  3. Step 3: Cross multiply
    212,903.21x = 319,091.83 × 182,705.18
  4. Step 4: Simplify right side
    212,903.21x = 58,299,728,184.46
  5. Step 5: Solve for x
    x = 58,299,728,184.46/212,903.21
  6. Step 6: Final answer
    x = 273,832.08

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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.