Home / 331,107.04-456,914.22-187,864.01

Finding the Fourth Proportional to 331,107.04, 456,914.22 and 187,864.01

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Solution

The fourth proportional to 331,107.04, 456,914.22 and 187,864.01 is: 259,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,107.04 : 456,914.22 = 187,864.01 : x
  2. Step 2: Convert to fraction form
    331,107.04/456,914.22 = 187,864.01/x
  3. Step 3: Cross multiply
    331,107.04x = 456,914.22 × 187,864.01
  4. Step 4: Simplify right side
    331,107.04x = 85,837,736,319.59
  5. Step 5: Solve for x
    x = 85,837,736,319.59/331,107.04
  6. Step 6: Final answer
    x = 259,244.67

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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.