Home / 234,875.30-324,211.97-139,382.00

Finding the Fourth Proportional to 234,875.30, 324,211.97 and 139,382.00

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Solution

The fourth proportional to 234,875.30, 324,211.97 and 139,382.00 is: 192,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,875.30 : 324,211.97 = 139,382.00 : x
  2. Step 2: Convert to fraction form
    234,875.30/324,211.97 = 139,382.00/x
  3. Step 3: Cross multiply
    234,875.30x = 324,211.97 × 139,382.00
  4. Step 4: Simplify right side
    234,875.30x = 45,189,311,529.94
  5. Step 5: Solve for x
    x = 45,189,311,529.94/234,875.30
  6. Step 6: Final answer
    x = 192,397.03

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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.