Home / 234,715.11-352,116.45-106,640.37

Finding the Fourth Proportional to 234,715.11, 352,116.45 and 106,640.37

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Solution

The fourth proportional to 234,715.11, 352,116.45 and 106,640.37 is: 159,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,715.11 : 352,116.45 = 106,640.37 : x
  2. Step 2: Convert to fraction form
    234,715.11/352,116.45 = 106,640.37/x
  3. Step 3: Cross multiply
    234,715.11x = 352,116.45 × 106,640.37
  4. Step 4: Simplify right side
    234,715.11x = 37,549,828,511.09
  5. Step 5: Solve for x
    x = 37,549,828,511.09/234,715.11
  6. Step 6: Final answer
    x = 159,980.45

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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.