Home / 214,741.84-322,047.12-102,362.80

Finding the Fourth Proportional to 214,741.84, 322,047.12 and 102,362.80

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Solution

The fourth proportional to 214,741.84, 322,047.12 and 102,362.80 is: 153,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,741.84 : 322,047.12 = 102,362.80 : x
  2. Step 2: Convert to fraction form
    214,741.84/322,047.12 = 102,362.80/x
  3. Step 3: Cross multiply
    214,741.84x = 322,047.12 × 102,362.80
  4. Step 4: Simplify right side
    214,741.84x = 32,965,644,935.14
  5. Step 5: Solve for x
    x = 32,965,644,935.14/214,741.84
  6. Step 6: Final answer
    x = 153,512.91

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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.