Home / 234,972.50-352,477.26-66,490.13

Finding the Fourth Proportional to 234,972.50, 352,477.26 and 66,490.13

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Solution

The fourth proportional to 234,972.50, 352,477.26 and 66,490.13 is: 99,740.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,972.50 : 352,477.26 = 66,490.13 : x
  2. Step 2: Convert to fraction form
    234,972.50/352,477.26 = 66,490.13/x
  3. Step 3: Cross multiply
    234,972.50x = 352,477.26 × 66,490.13
  4. Step 4: Simplify right side
    234,972.50x = 23,436,257,077.06
  5. Step 5: Solve for x
    x = 23,436,257,077.06/234,972.50
  6. Step 6: Final answer
    x = 99,740.43

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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.